Queryhome Puzzles - Questions under tag mathematicalLooking for Exercising Your Brain solve Logical Puzzles, Interview Puzzles, Number Puzzles, Visual Puzzles, Riddles, Brain Teasers, Sequences and much more.
https://www.queryhome.com/puzzle/tag/mathematical
In an arithmetic series, if the sum of third and seventh terms is 8 and sum of the sixth and tenth terms is 26..........
https://www.queryhome.com/puzzle/42859/arithmetic-series-third-seventh-terms-the-sixth-tenth-terms
<p> #mathematical #series;</p><p>In an arithmetic series, if the sum of third and seventh terms is 8 and sum of the sixth and tenth terms is 26, then what is the first term of the sequence? </p>
mathematicalserieshttps://www.queryhome.com/puzzle/42859/arithmetic-series-third-seventh-terms-the-sixth-tenth-termsFri, 12 Aug 2022 06:25:38 +0000Square ABCD lies on a flat surface and has regular hexagons attached as flaps on sides AB and AD. Each flap............
https://www.queryhome.com/puzzle/42855/square-surface-regular-hexagons-attached-flaps-sides-flap
<p> #geometry #mathematical;</p><p>Square ABCD lies on a flat surface and has regular hexagons attached as flaps on sides AB and AD. Each flap is folded t degrees upward until the sides AE and AF coincide.</p>
<p>What is the value of t? What is the minimum angle made by AE with the surface of the table?<br>
<a rel="nofollow" href="https://www.queryhome.com/puzzle/?qa=blob&qa_blobid=12554373233069573350" class="thickbox"> <img src="https://www.queryhome.com/puzzle/?qa=blob&qa_blobid=12554373233069573350" alt="enter image description here"></a></p>
geometrymathematicalhttps://www.queryhome.com/puzzle/42855/square-surface-regular-hexagons-attached-flaps-sides-flapThu, 11 Aug 2022 09:32:39 +0000A factory recycles plates for use in its canteen. Eight used plates are needed for each new plate. If there are.......
https://www.queryhome.com/puzzle/42854/factory-recycles-plates-canteen-eight-plates-needed-there
<p> #mathematical;</p><p>A factory recycles plates for use in its canteen.</p>
<p>Eight used plates are needed for each new plate.</p>
<p>If there are 785 used plates, how many new plates can possibly be made in total?</p>
mathematicalhttps://www.queryhome.com/puzzle/42854/factory-recycles-plates-canteen-eight-plates-needed-thereThu, 11 Aug 2022 07:28:06 +0000Average score of a group of a athlete was 42 in certain event. When a new athlete join the group and scores equal.......
https://www.queryhome.com/puzzle/42852/average-score-group-athlete-certain-athlete-group-scores-equal
<p> #mathematical #average #percentage;</p><p>Average score of a group of a athlete was 42 in certain event. <br>
When a new athlete join the group and scores equal to 250% of the average score of the group, then average of a group increases by 30%.<br>
How many athletes were there in a group before joining of a new athlete? </p>
mathematicalaveragepercentagehttps://www.queryhome.com/puzzle/42852/average-score-group-athlete-certain-athlete-group-scores-equalThu, 11 Aug 2022 05:14:42 +0000What is the probability that sum of digits of this number is more than 10?
https://www.queryhome.com/puzzle/42844/what-the-probability-that-sum-digits-this-number-more-than-10
<p> #mathematical #numberpuzzle;</p><p>A two digit number is chosen such that it is 18 more when digits are reversed. <br>
What is the probability that sum of digits of this number is more than 10?</p>
mathematicalnumber puzzlehttps://www.queryhome.com/puzzle/42844/what-the-probability-that-sum-digits-this-number-more-than-10Tue, 09 Aug 2022 05:53:06 +0000Certain work is proposed to be completed in 54 days with 30 men. But after 36 days it is observed that only 40% ........
https://www.queryhome.com/puzzle/42842/certain-proposed-completed-days-with-after-days-observed-only
<p> #mathematical #timework;</p><p>Certain work is proposed to be completed in 54 days with 30 men. But after 36 days it is observed that only 40% of the work is completed. <br>
How many more men are required to complete the work in stipulated time? </p>
mathematicaltime workhttps://www.queryhome.com/puzzle/42842/certain-proposed-completed-days-with-after-days-observed-onlyMon, 08 Aug 2022 06:15:22 +0000A motorboat whose speed is 27 km/hr in still water takes 20 minutes more to go 40 km upstream than to cover............
https://www.queryhome.com/puzzle/42830/motorboat-whose-speed-still-water-takes-minutes-upstream-cover
<p> #mathematical #speed #timedistance;</p><p>A motorboat whose speed is 27 km/hr in still water takes 20 minutes more to go 40 km upstream than to cover the same distance downstream. <br>
If the speed of the boat in still water is increased by 3 km/hr, then how much time will it take to go 44 km downstream and 54 km upstream? </p>
mathematicalspeedtime distancehttps://www.queryhome.com/puzzle/42830/motorboat-whose-speed-still-water-takes-minutes-upstream-coverThu, 04 Aug 2022 09:31:59 +0000Ratio of milk and water is 5:3. When 4.8 litres of mixture is taken out and added 800 ml milk and 600 ml water..........
https://www.queryhome.com/puzzle/42820/ratio-milk-water-when-litres-mixture-taken-added-milk-water
<p> #mathematical #ratio;</p><p>Ratio of milk and water is 5:3. When 4.8 litres of mixture is taken out and added 800 ml milk and 600 ml water, the difference of milk and water in a mixture is 5 litres, then what was the difference of quantities of water and milk in initial mixture? </p>
mathematicalratiohttps://www.queryhome.com/puzzle/42820/ratio-milk-water-when-litres-mixture-taken-added-milk-waterWed, 03 Aug 2022 05:35:35 +0000Six lovebirds and 2 parrots were bought for Rs. 150. If 4 more lovebirds were bought for Rs. 140, than parrots..........
https://www.queryhome.com/puzzle/42817/lovebirds-parrots-bought-more-lovebirds-were-bought-parrots
<p> #mathematical;</p><p>Six lovebirds and 2 parrots were bought for Rs. 150. If 4 more lovebirds were bought for Rs. 140, than parrots for Rs. 90.<br>
What would be the price of each? </p>
mathematicalhttps://www.queryhome.com/puzzle/42817/lovebirds-parrots-bought-more-lovebirds-were-bought-parrotsWed, 03 Aug 2022 04:39:07 +0000If costs of constructing a path of uniform width around a circular garden of diameter 50 meter at the rate of...........
https://www.queryhome.com/puzzle/42812/constructing-uniform-width-around-circular-garden-diameter
<p> #mathematical;</p><p>If costs of constructing a path of uniform width around a circular garden of diameter 50 meter at the rate of Rs. 350 per meter square is Rs. 144375.<br>
What is the width of a path?</p>
mathematicalhttps://www.queryhome.com/puzzle/42812/constructing-uniform-width-around-circular-garden-diameterTue, 02 Aug 2022 07:19:14 +0000Can you arrange four 9\’s and use at most 2 math symbols, to make the total 100?
https://www.queryhome.com/puzzle/42811/you-arrange-four-and-use-most-math-symbols-make-the-total-100
<p> #logic #mathematical;</p>
logicmathematicalhttps://www.queryhome.com/puzzle/42811/you-arrange-four-and-use-most-math-symbols-make-the-total-100Tue, 02 Aug 2022 06:20:13 +0000A bag contains 5 green, 7 red and 4 white balls. If three balls are drawn one after the other with replacement..........
https://www.queryhome.com/puzzle/42805/contains-white-balls-three-balls-drawn-after-other-replacement
<p> #probability #mathematical;</p><p>A bag contains 5 green, 7 red and 4 white balls. <br>
If three balls are drawn one after the other with replacement, then what is the probability of getting balls of same colour?</p>
probabilitymathematicalhttps://www.queryhome.com/puzzle/42805/contains-white-balls-three-balls-drawn-after-other-replacementMon, 01 Aug 2022 05:40:36 +0000See if you can find 2 fractions whose denominators are 9 and 5 and the sum is equal to 113/45.
https://www.queryhome.com/puzzle/42799/find-fractions-whose-denominators-and-and-the-sum-equal-113
<p> #mathematical;</p>
mathematicalhttps://www.queryhome.com/puzzle/42799/find-fractions-whose-denominators-and-and-the-sum-equal-113Sat, 30 Jul 2022 02:31:50 +0000A number consists of four different digits where last digit is two times the first digit, second digit is two times.....
https://www.queryhome.com/puzzle/42795/number-consists-different-digits-digit-first-digit-second
<p> #mathematical #numberpuzzle;</p><p>A number consists of four different digits where last digit is two times the first digit, second digit is two times the last digit and third digit at tens place is 3 less than the second digit. <br>
What is the difference of this four digit number and number formed by reversing its digit? </p>
mathematicalnumber puzzlehttps://www.queryhome.com/puzzle/42795/number-consists-different-digits-digit-first-digit-secondFri, 29 Jul 2022 08:16:06 +0000Roshan's present age is 5 times his daughter's present age and five-eighth of his mother's present age. The average.....
https://www.queryhome.com/puzzle/42786/roshans-present-daughters-present-mothers-present-average
<p> #timeage #mathematical;</p><p>Roshan's present age is 5 times his daughter's present age and five-eighth of his mother's present age. <br>
The average age of all of them is 32 years 8 months, then what is the difference between present ages of Roshan's daughter and mother (in years)?</p>
time agemathematicalhttps://www.queryhome.com/puzzle/42786/roshans-present-daughters-present-mothers-present-averageThu, 28 Jul 2022 05:55:06 +0000A bus takes 1 hour 20 minutes more to travel a distance of 210 km, if its speed is reduced by 10 km/hr than actual......
https://www.queryhome.com/puzzle/42784/takes-hour-minutes-more-travel-distance-speed-reduced-actual
<p> #mathematical #timedistance #speed;</p><p>A bus takes 1 hour 20 minutes more to travel a distance of 210 km, if its speed is reduced by 10 km/hr than actual speed. <br>
Find the time taken to cover a distance of 300 km at double the usual speed. </p>
mathematicaltime distancespeedhttps://www.queryhome.com/puzzle/42784/takes-hour-minutes-more-travel-distance-speed-reduced-actualWed, 27 Jul 2022 06:30:49 +0000Two varieties of tea having cost per kg Rs. 36 and Rs. 45 respectively are mixed in the ratio 13:8...............
https://www.queryhome.com/puzzle/42773/two-varieties-having-cost-respectively-are-mixed-the-ratio
<p> #ratio #mathematical #profitloss;</p><p>Two varieties of tea having cost per kg Rs. 36 and Rs. 45 respectively are mixed in the ratio 13:8. <br>
How much quantities of this mixture should be sold at Rs. 45 per kg to get profit of Rs. 1950?</p>
ratiomathematicalprofit losshttps://www.queryhome.com/puzzle/42773/two-varieties-having-cost-respectively-are-mixed-the-ratioTue, 26 Jul 2022 05:45:55 +0000In an examination, 85% of the candidates passed in English and 65% of the candidates passed in Mathematics..........
https://www.queryhome.com/puzzle/42767/examination-candidates-passed-english-candidates-mathematics
<p> #mathematical #percentage;</p><p>In an examination, 85% of the candidates passed in English and 65% of the candidates passed in Mathematics but 5% failed in both of these subjects. <br>
If 154 candidates passed in both the subjects, what was the number of candidates who appeared in examination? </p>
mathematicalpercentagehttps://www.queryhome.com/puzzle/42767/examination-candidates-passed-english-candidates-mathematicsMon, 25 Jul 2022 07:52:50 +0000What was the average number of runs for the last 50 overs only?
https://www.queryhome.com/puzzle/42756/what-was-the-average-number-of-runs-for-the-last-50-overs-only
<p> #mathematical #average;</p><p>In a cricket match, the average runs for the first 25 overs was four.</p>
<p>After a further 50 overs, the average runs rose to eight.</p>
<p>What was the average number of runs for the last 50 overs only?</p>
mathematicalaveragehttps://www.queryhome.com/puzzle/42756/what-was-the-average-number-of-runs-for-the-last-50-overs-onlyFri, 22 Jul 2022 05:23:17 +0000A and B take part in a 500 m race. A runs at 24 km per hour. A gives B a start of 40 m and still beats him............
https://www.queryhome.com/puzzle/42752/and-take-part-500-race-runs-per-hour-gives-start-still-beats-him
<p> #timedistance #mathematical #speed;</p><p>A and B take part in a 500 m race. <br>
A runs at 24 km per hour. <br>
A gives B a start of 40 m and still beats him by 15 seconds. <br>
What is the speed of B?</p>
time distancemathematicalspeedhttps://www.queryhome.com/puzzle/42752/and-take-part-500-race-runs-per-hour-gives-start-still-beats-himThu, 21 Jul 2022 06:55:24 +0000Can you find out the remainder when 3^300 is divided by 5?
https://www.queryhome.com/puzzle/42746/can-you-find-out-the-remainder-when-3-300-is-divided-by-5
<p> #mathematical;</p>
mathematicalhttps://www.queryhome.com/puzzle/42746/can-you-find-out-the-remainder-when-3-300-is-divided-by-5Wed, 20 Jul 2022 06:14:44 +0000In a school, a student can opt the language subject out of English, Hindi and Sanskrit either single...........
https://www.queryhome.com/puzzle/42738/school-student-language-subject-english-sanskrit-either-single
<p> #mathematical;</p><p>In a school, a student can opt the language subject out of English, Hindi and Sanskrit either single or in a combination. <br>
50 students opted English, 62 Hindi and 42 Sanskrit. <br>
If there are total of 78 students and only 12 opted for all three languages, then what is the number of students who opted for exactly two languages?</p>
mathematicalhttps://www.queryhome.com/puzzle/42738/school-student-language-subject-english-sanskrit-either-singleTue, 19 Jul 2022 06:02:08 +0000Suppose the binary operation ☆ is defined so that x ☆ y = (x + y) / (1 + xy). Simplify the expression........l
https://www.queryhome.com/puzzle/42737/suppose-binary-operation-defined-that-simplify-expression
<p> #mathematical;</p><p>Suppose the binary operation ☆ is defined so that</p>
<p>x ☆ y = (x + y) / (1 + xy).</p>
<p>Simplify the expression</p>
<p>{ … [(2 ☆ 3) ☆ 4] ☆ … } ☆ 2021<br>
<a rel="nofollow" href="https://www.queryhome.com/puzzle/?qa=blob&qa_blobid=16519019259710780343" class="thickbox"> <img src="https://www.queryhome.com/puzzle/?qa=blob&qa_blobid=16519019259710780343" alt="enter image description here"></a></p>
mathematicalhttps://www.queryhome.com/puzzle/42737/suppose-binary-operation-defined-that-simplify-expressionTue, 19 Jul 2022 04:24:42 +0000A brand new Mobile Phone was on sale at 20% as a promotional offer. By what per cent must the Mobile price..............
https://www.queryhome.com/puzzle/42727/brand-mobile-phone-promotional-offer-what-must-mobile-price
<p> #mathematical #percentage;</p><p>A brand new Mobile Phone was on sale at 20% as a promotional offer. <br>
By what per cent must the Mobile price be increased to sell it at the original price again?</p>
mathematicalpercentagehttps://www.queryhome.com/puzzle/42727/brand-mobile-phone-promotional-offer-what-must-mobile-priceMon, 18 Jul 2022 07:18:23 +0000The average weight of a group of boys is 48 kg. If 8 boys of average weight 51 kg leave and 3 boys.........
https://www.queryhome.com/puzzle/42726/average-weight-group-boys-boys-average-weight-leave-and-boys
<p> #mathematical #average;</p><p>The average weight of a group of boys is 48 kg. <br>
If 8 boys of average weight 51 kg leave and 3 boys of average weight of 42 kg join the group, then the average weight of group decrease by 1 kg 50 gm.<br>
Find the initial number of boys in a group. </p>
mathematicalaveragehttps://www.queryhome.com/puzzle/42726/average-weight-group-boys-boys-average-weight-leave-and-boysMon, 18 Jul 2022 06:37:09 +0000A retailer sells two items having cost prices Rs. 1200 and Rs. 1500 respectively. He offers discount of 8% on both......
https://www.queryhome.com/puzzle/42708/retailer-sells-having-prices-respectively-offers-discount
<p> #percentage #mathematical #profitloss #ratio;</p><p>A retailer sells two items having cost prices Rs. 1200 and Rs. 1500 respectively. <br>
He offers discount of 8% on both items.<br>
The ratio between the marked price of these items is 8:9 respectively. <br>
If the total profit earned by a retailer is Rs. 428, then what is the difference between the marked price (in Rs) of both items? </p>
percentagemathematicalprofit lossratiohttps://www.queryhome.com/puzzle/42708/retailer-sells-having-prices-respectively-offers-discountFri, 15 Jul 2022 05:47:22 +0000If 21x = 79x, what is the value of x?
https://www.queryhome.com/puzzle/42703/if-21x-79x-what-is-the-value-of-x
<p> #mathematical;</p>
mathematicalhttps://www.queryhome.com/puzzle/42703/if-21x-79x-what-is-the-value-of-xThu, 14 Jul 2022 07:19:27 +0000What is the value of 'k' in the following sum?
https://www.queryhome.com/puzzle/42701/what-is-the-value-of-k-in-the-following-sum
<p> #mathematical #logic;</p><p>What is the value of 'k' in the following sum?<br>
57 + 54 + 51 +..........+ k = -123</p>
mathematicallogichttps://www.queryhome.com/puzzle/42701/what-is-the-value-of-k-in-the-following-sumThu, 14 Jul 2022 05:53:51 +0000If, 3^(2x+y) = 243 and 2^(x+2y) = 256 then 6x+3y = ?
https://www.queryhome.com/puzzle/42696/if-3-2x-y-243-and-2-x-2y-256-then-6x-3y
<p> #mathematical;</p>
mathematicalhttps://www.queryhome.com/puzzle/42696/if-3-2x-y-243-and-2-x-2y-256-then-6x-3yWed, 13 Jul 2022 10:14:50 +0000A number of light bulbs were purchased to illuminate a house. However only 3/5 of them were needed and 72 leftover......
https://www.queryhome.com/puzzle/42691/number-purchased-illuminate-house-however-needed-leftover
<p> #mathematical;</p><p>A number of light bulbs were purchased to illuminate a house. <br>
However only 3/5 of them were needed and 72 leftover light bulbs were returned. <br>
If only 70% of the cost of those returned, or Rs. 11088 were reimbursed, how much money were spent on illuminating the house? </p>
mathematicalhttps://www.queryhome.com/puzzle/42691/number-purchased-illuminate-house-however-needed-leftoverTue, 12 Jul 2022 10:00:10 +0000What is the distance between the centers of circles X and Y?
https://www.queryhome.com/puzzle/42689/what-is-the-distance-between-the-centers-of-circles-x-and-y
<p> #mathematical #geometry;</p><p>A rectangle has sides 6 and 8. Construct a diagonal of the rectangle, dividing the rectangle into two triangles. Inscribe circle X in one triangle and circle Y in the other triangle. <br>
What is the distance between the centers of circles X and Y?<br>
<a rel="nofollow" href="https://www.queryhome.com/puzzle/?qa=blob&qa_blobid=5936908815091798285" class="thickbox"> <img src="https://www.queryhome.com/puzzle/?qa=blob&qa_blobid=5936908815091798285" alt="enter image description here"></a></p>
mathematicalgeometryhttps://www.queryhome.com/puzzle/42689/what-is-the-distance-between-the-centers-of-circles-x-and-yTue, 12 Jul 2022 06:11:51 +0000It costs Rs. 1089 to paint all the surfaces of a cube at the rate of Rs. 1.5 per meter square. If the same cube.........
https://www.queryhome.com/puzzle/42684/costs-1089-paint-surfaces-cube-the-rate-meter-square-same-cube
<p> #mathematical;</p><p>It cost Rs. 1089 to paint all the surfaces of a cube at the rate of Rs. 1.5 per meter square. <br>
If the same cube is cut to form three cuboids of equal volumes, then what is the cost of painting all the surfaces of any two of the cuboids so formed at the 50% more rate?</p>
mathematicalhttps://www.queryhome.com/puzzle/42684/costs-1089-paint-surfaces-cube-the-rate-meter-square-same-cubeMon, 11 Jul 2022 06:59:38 +0000Replace the letters of words with a number so that the below equation holds true.
https://www.queryhome.com/puzzle/42674/replace-letters-words-number-that-below-equation-holds-true
<p> #mathematical #logic #numberpuzzle;</p><p>Replace the letters of words with a number so that the below equation holds true</p>
<p>BASE +<br>
BALL<br>
———<br>
GAMES<br>
———-</p>
mathematicallogicnumber puzzlehttps://www.queryhome.com/puzzle/42674/replace-letters-words-number-that-below-equation-holds-trueFri, 08 Jul 2022 08:39:08 +0000A, B, C and D are four positive numbers such that A is 2/3 times of B, B is 5/6 times of C and C is 3/5 times...........
https://www.queryhome.com/puzzle/42672/and-are-four-positive-numbers-such-that-times-times-and-times
<p> #mathematical;</p><p>A, B, C and D are four positive numbers such that A is 2/3 times of B, B is 5/6 times of C and C is 3/5 times of D.<br>
If the average of 3 times of A and 4 times of D is 900, then what is the average of all four numbers A, B, C and D?</p>
mathematicalhttps://www.queryhome.com/puzzle/42672/and-are-four-positive-numbers-such-that-times-times-and-timesFri, 08 Jul 2022 06:59:48 +0000A dishonest shopkeeper professes to sell at a discount of 15% to his cost price but uses 400 gm instead of 500 gm.......
https://www.queryhome.com/puzzle/42666/dishonest-shopkeeper-professes-discount-cost-price-instead
<p> #percentage #profitloss #mathematical;</p><p>A dishonest shopkeeper professes to sell at a discount of 15% to his cost price but uses 400 gm instead of 500 gm. <br>
What is the actual gain or loss percentage? </p>
percentageprofit lossmathematicalhttps://www.queryhome.com/puzzle/42666/dishonest-shopkeeper-professes-discount-cost-price-insteadThu, 07 Jul 2022 06:09:48 +0000If A, B and C are positive integers and 7A = 4B = 8C, then the least possible value of A + B + C?
https://www.queryhome.com/puzzle/42659/and-are-positive-integers-and-then-the-least-possible-value
<p> #mathematical;</p>
mathematicalhttps://www.queryhome.com/puzzle/42659/and-are-positive-integers-and-then-the-least-possible-valueWed, 06 Jul 2022 07:35:27 +0000Use 4 4's and only 4 4's along with any mathematical operators to make a total of 42.
https://www.queryhome.com/puzzle/42657/use-and-only-along-with-any-mathematical-operators-make-total
<p> #mathematical;</p>
mathematicalhttps://www.queryhome.com/puzzle/42657/use-and-only-along-with-any-mathematical-operators-make-totalWed, 06 Jul 2022 06:06:06 +0000For the equation 10x^2 + kx + 6 = 0, if roots are in the ratio 3 : 4, then find positive value of k.
https://www.queryhome.com/puzzle/42645/for-the-equation-roots-are-the-ratio-then-find-positive-value
<p> #mathematical;</p>
mathematicalhttps://www.queryhome.com/puzzle/42645/for-the-equation-roots-are-the-ratio-then-find-positive-valueMon, 04 Jul 2022 06:22:42 +0000What number when added to itself, subtracted from itself, multiplied by itself and divided by itself, will add up.......
https://www.queryhome.com/puzzle/42644/number-subtracted-itself-multiplied-itself-divided-itself
<p> #numberpuzzle #mathematical;</p><p>What number when added to itself, subtracted from itself, multiplied by itself and divided by itself, will add up to 22.09?</p>
number puzzlemathematicalhttps://www.queryhome.com/puzzle/42644/number-subtracted-itself-multiplied-itself-divided-itselfMon, 04 Jul 2022 05:41:59 +0000Imagine a twelve by twelve square. How many rectangles of any size can you construct from it?
https://www.queryhome.com/puzzle/42643/imagine-twelve-twelve-square-rectangles-size-construct-from
<p> #geometry #mathematical;</p>
geometrymathematicalhttps://www.queryhome.com/puzzle/42643/imagine-twelve-twelve-square-rectangles-size-construct-fromMon, 04 Jul 2022 05:03:34 +0000Three cylinders of height of 8 cm and diameters 0.24 m, 0.28 m and 0.16 m respectively are melted to form...............
https://www.queryhome.com/puzzle/42634/three-cylinders-height-diameters-respectively-melted-form
<p> #mathematical;</p><p>Three cylinders of height of 8 cm and diameters 0.24 m, 0.28 m and 0.16 m respectively are melted to form spherical solid balls of diameter 4 cm, then how many number of balls thus formed?</p>
mathematicalhttps://www.queryhome.com/puzzle/42634/three-cylinders-height-diameters-respectively-melted-formFri, 01 Jul 2022 05:49:26 +0000Nine men can finish a work in 20 days whereas 12 women can finish the same work in 18 days. If 6 men and 9 women........
https://www.queryhome.com/puzzle/42625/nine-finish-work-days-whereas-women-finish-same-work-days-women
<p> #mathematical #timework;</p><p>Nine men can finish a work in 20 days whereas 12 women can finish the same work in 18 days.<br>
If 6 men and 9 women started working together. <br>
After 8 days 3 women left and 2 new men joined the work, the group continued working together till the end of the work. <br>
In how many days they would be able to do the remaining work? </p>
mathematicaltime workhttps://www.queryhome.com/puzzle/42625/nine-finish-work-days-whereas-women-finish-same-work-days-womenThu, 30 Jun 2022 07:11:43 +0000A pipe can fill a tank in 8 hours. After 3/5 of the tank is filled, four more pipes of half capacity is opened.........
https://www.queryhome.com/puzzle/42616/pipe-hours-after-tank-filled-more-pipes-half-capacity-opened
<p> #mathematical #timework;</p><p>A pipe can fill a tank in 8 hours. <br>
A fter 3/5 of the tank is filled, four more pipes of half capacity is opened to fill the tank. <br>
What is the total time taken to completely fill the tank? </p>
mathematicaltime workhttps://www.queryhome.com/puzzle/42616/pipe-hours-after-tank-filled-more-pipes-half-capacity-openedWed, 29 Jun 2022 07:57:20 +0000I want to fill my bucket using both cold and hot water. I have two taps........How Long will it take to fill the bucket?
https://www.queryhome.com/puzzle/42611/want-bucket-using-water-have-taps-long-will-take-fill-bucket
<p> #mathematical;</p><p>I want to fill my bucket using both cold and hot water.<br>
I have two taps for both cold and hot water. The hot water tap fills the bucket in exact 6 hours and the cold water tap fills the bucket in exact 4 hours.<br>
I turn both of them simultaneously but I forgot to turn off another tap which removes the water out of the bucket. This tap can empty the bucket in 12 hours.</p>
<p>How Long will it take to fill the bucket?</p>
mathematicalhttps://www.queryhome.com/puzzle/42611/want-bucket-using-water-have-taps-long-will-take-fill-bucketTue, 28 Jun 2022 07:19:09 +0000If 8K^6 + 15K^3 -2 = 0, then for positive value of K, find (K + 1/ K)^2 = ?
https://www.queryhome.com/puzzle/42610/if-8k-6-15k-3-2-0-then-for-positive-value-of-k-find-k-1-k-2
<p> #mathematical;</p>
mathematicalhttps://www.queryhome.com/puzzle/42610/if-8k-6-15k-3-2-0-then-for-positive-value-of-k-find-k-1-k-2Tue, 28 Jun 2022 06:34:42 +0000John was a very careless driver, so his owner Jacob gave him an offer that he will get an incentive of Rs.30............
https://www.queryhome.com/puzzle/42604/john-careless-driver-owner-jacob-gave-offer-that-incentive
<p> #riddle #mathematical;</p><p>John was a very careless driver, so his owner Jacob gave him an offer that he will get an incentive of Rs.30 for every bottle box he delivered without breaking it and he will be charged Rs.90 for every bottle box he broke. Jacob gave John 100 bottles-box to deliver. After delivery, Jacob paid John Rs.2400. <br>
How many bottles-box did John break?</p>
riddlemathematicalhttps://www.queryhome.com/puzzle/42604/john-careless-driver-owner-jacob-gave-offer-that-incentiveMon, 27 Jun 2022 06:29:56 +0000The average of some numbers is 57. If 68% of the numbers are increased by 6 and the remaining are decreased by 8........
https://www.queryhome.com/puzzle/42603/average-some-numbers-numbers-increased-remaining-decreased
<p> #mathematical;</p><p>The average of some numbers is 57. If 68% of the numbers are increased by 6 and the remaining are decreased by 8, then the average so obtained will be? </p>
mathematicalhttps://www.queryhome.com/puzzle/42603/average-some-numbers-numbers-increased-remaining-decreasedMon, 27 Jun 2022 06:24:17 +0000A train crosses a man running in opposite direction in 21 seconds and same train crosses a 240 meters long platform.....
https://www.queryhome.com/puzzle/42585/crosses-running-opposite-direction-seconds-crosses-platform
<p> #timedistance #mathematical;</p><p>A train crosses a man running in opposite direction in 21 seconds and same train crosses a 240 meters long platform in 33 seconds. <br>
If the speed of the man is 15 km/hr, then what is the speed of the train? </p>
time distancemathematicalhttps://www.queryhome.com/puzzle/42585/crosses-running-opposite-direction-seconds-crosses-platformFri, 24 Jun 2022 05:42:18 +0000A and B under took a work for Rs. 11500. When they worked together A got Rs 2300 less than B and A takes 7 days.........
https://www.queryhome.com/puzzle/42578/under-work-11500-when-they-worked-together-2300-than-takes-days
<p> #timework #mathematical;</p><p>A and B under took a work for Rs. 11500. <br>
When they worked together A got Rs 2300 less than B and A takes 7 days more than B, when they work individually. <br>
In how many days A and B working together can do the whole work? </p>
time workmathematicalhttps://www.queryhome.com/puzzle/42578/under-work-11500-when-they-worked-together-2300-than-takes-daysThu, 23 Jun 2022 05:47:59 +0000On 22/06/2022, Mr. Samarth sets the clock right at 22:06 hrs. If the clock looses 6 seconds in every 22 minutes.........
https://www.queryhome.com/puzzle/42570/samarth-sets-clock-right-clock-looses-seconds-every-minutes
<p> #logic #time #mathematical;</p><p>On 22/06/2022, Mr. Samarth sets the clock right at 22:06 hrs. If the clock looses 6 seconds in every 22 minutes, what will be the exact time when clock shows 22:06 hrs next day? </p>
logictimemathematicalhttps://www.queryhome.com/puzzle/42570/samarth-sets-clock-right-clock-looses-seconds-every-minutesWed, 22 Jun 2022 05:55:44 +0000