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Post under tag mathematical
Most voted puzzles under tag mathematical
Recent
MCQs
Unanswered
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Most answers
+8
votes
If. 1+2+3=10 . 2+3+4=13 . 4+5+6=19 . 5+6+7=22 Then 6+7+8=?
posted
Oct 17, 2014
by
Balwinder
number puzzle
mathematical
logic
+7
votes
Solve in 10 Seconds: 1=02, 2=10, 3=30, 4=68, 5=??
posted
May 4, 2014
by
Hiteshwar Thakur
mathematical
number puzzle
+5
votes
If x + 1/x = 1 then what would be the value of x^(1729) + x^(-1729)
posted
Dec 15, 2015
by
anonymous
mathematical
algebra
+5
votes
There are N steps, how many possible ways are there to climb those steps if you can take either 1 or 2 steps at a time?
posted
Oct 23, 2013
by
Atul Mishra
permutation
mathematical
+4
votes
A maths symbol is hidden in the below rebus. Can you decipher it?
posted
Mar 31, 2017
by
Upma
logic
visual
mathematical
+4
votes
If 3+5=6, 2+7=5, 3+9=9 then what does 2+6=?
posted
Oct 20, 2016
by
anonymous
logic
mathematical
number puzzle
riddle
puzzle
+4
votes
A father said to his son, "I was as old as you are at the present at the time of your birth". If the father's...........
posted
Jul 6, 2016
by
Prachi Sharma
time age
mathematical
+4
votes
In how many ways can all of the letters be placed in the wrong envelopes?
posted
Sep 22, 2015
by
anonymous
mathematical
permutation
+4
votes
If 137 + 276 =435 how much is 731 + 672 =?
posted
Jan 29, 2015
by
Jaspalsingh Parmar
logic
mathematical
+4
votes
What number comes next in this sequence: 1 4 8 13 21 30 36 ?
posted
Jan 26, 2015
by
Arun Kumar
number puzzle
mathematical
series
+4
votes
For a sphere of radius 10 cm, what would be the ratio of numerical value of surface area to numerical value of volume?
posted
Oct 7, 2014
by
Yogeshwar Thakur
mathematical
geometry
+4
votes
IF 2 + 3 = 10 ; 8 + 4 = 96 ; 7 + 2 = 63 ; 6 + 5 = 66 then 9 + 3 = ?
posted
May 23, 2014
by
Simranjeet Singh
number puzzle
mathematical
logic
+4
votes
Find out odd one bag with single measurement?
posted
Mar 25, 2014
by
Meenal Mishra
mathematical
logic
+4
votes
What number should replace the question mark in the bottom triangle ?
posted
Mar 7, 2014
by
Vikas Upadhyay
mathematical
visual
logic
number puzzle
+4
votes
Can you find the area of the green shaded region labelled with a question mark?
posted
Mar 6, 2014
by
Gaurav Sharma
mathematical
logic
visual
+3
votes
What's special with this group of letters?
posted
Oct 27, 2019
by
Afsana Akhter
mathematical
logic
+3
votes
A father said to his son, " I was as old as you are at the present at the time of your birth ". If the father's.........
posted
Oct 5, 2018
by
Upma
mathematical
time age
+3
votes
A father said to his son, " I was as old as you are at the present at the time of your birth ". If the father's........
posted
Aug 24, 2018
by
Pankaj Deshmukh
mathematical
time age
+3
votes
How long did it take Siya to complete her fourth circuit?
posted
Mar 15, 2018
by
Mridul
mathematical
logic
+3
votes
Two vehicles set off from the same point to travel the..........kilometres from the starting point will they draw level?
posted
Sep 18, 2017
by
Atif
mathematical
logic
+3
votes
What is the maximum distance the car can travel before you are forced to buy a new tyre?
posted
Jun 29, 2017
by
Sumana
logic
mathematical
+3
votes
Each circle has radius 1. What is the area of the green region in the following image?
posted
Mar 22, 2017
by
Salil Agrawal
geometry
mathematical
+3
votes
Two cars set off from the same point to travel the same journey................ the starting point will they draw level?
posted
Feb 8, 2017
by
Atif
mathematical
logic
+3
votes
Find the value of the missing number in the table below.
posted
Jan 12, 2017
by
Manish Tiwari
logic
number puzzle
mathematical
+3
votes
A quarter is one fourth of a dollar but Mr. Brainteaser has...........letter by a digit to make above solution correct ?
posted
Nov 7, 2016
by
Mohammad
number puzzle
mathematical
logic
+3
votes
Use any mathematical symbols in the space provided to make the Algebraic expressions true?
posted
Aug 18, 2016
by
Atindra Kumar Nath
algebra
mathematical
+3
votes
Three circles of equal radii all intersect at a single point as shown in figure, which of the following must be true?
posted
May 1, 2016
by
anonymous
geometry
mathematical
+3
votes
Find the missing number in the table.
posted
Apr 14, 2016
by
Puneet Batra
number puzzle
mathematical
+3
votes
Which is larger, the light area or the dark area?
posted
Mar 19, 2016
by
Aarati Mahajan
geometry
mathematical
+3
votes
ABCD is a square of side length 1. EFGH are the points on its boundary such that AE=EB, 2BF=FC, 3CG=GD & 4DH=HA...
posted
Dec 19, 2015
by
anonymous
geometry
mathematical
+3
votes
If 3 2 = 7, 5 4 = 23, 7 6 = 47, 9 8 = 79 then 10 9 = ?
posted
Jun 27, 2015
by
anonymous
mathematical
logic
+3
votes
The figure shows an isosceles triangle with AB = BC. The line DE cuts AC extended at F. If AD=5, CE=3 and EF=8 find DE.
posted
Jun 18, 2015
by
anonymous
mathematical
geometry
+3
votes
A circle has a radius of 12 units and its center is at one vertex of a square. Find the area of the shaded region?
posted
Jun 16, 2015
by
Tapesh Kulkarni
mathematical
geometry
+3
votes
Can you tell the numbers represented by blue, red and grey ?
posted
Jun 1, 2015
by
Mishthy Mukherjee
logic
mathematical
number puzzle
+3
votes
What is the ratio of area of large square to the area of smaller square in the following image?
posted
Apr 2, 2015
by
anonymous
geometry
mathematical
ratio
+3
votes
What will be the ratio of area of blue region vs white region?
posted
Mar 30, 2015
by
Amit Kumar Pandey
mathematical
geometry
+3
votes
Fill the squares with numbers 1-8 in a manner that none of two consecutive numbers are placed next to each other?
posted
Feb 23, 2015
by
anonymous
logic
mathematical
number puzzle
+3
votes
How far was it from my Great Aunt's to my home?
posted
Feb 12, 2015
by
Pushpak Chauhan
mathematical
logic
+3
votes
If a^3 - b^3 + ab = 35^2 and a^3 - b^3 - 3ab = 1 then (a^2 + b^2) = ??
posted
Jan 29, 2015
by
Jaspalsingh Parmar
mathematical
logic
+3
votes
The product of any two complex number is ......
posted
Jan 14, 2015
by
Jaspalsingh Parmar
mathematical
+3
votes
Addition of letters substituted for digits
posted
Dec 18, 2014
by
Bhavish D A
mathematical
number puzzle
logic
+3
votes
smallest positive number such that if you shuffle the digits then it becomes twice the original number.
posted
Nov 6, 2014
by
Kshitij Maloo
number puzzle
mathematical
+3
votes
If 5+3+2=151022 ; 9+2+4=183652 ; 8+6+3=482466 ; 5+4+5=202541 Then 9+5+5=_______?
posted
Nov 4, 2014
by
Deepak Chitragar
mathematical
logic
number puzzle
+3
votes
Can you arrange the numbers from 1 to 9 on a board that the numbers in each row, column and diagonal adds up to 15.
posted
Oct 30, 2014
by
Madhavi Latha
mathematical
number puzzle
+3
votes
If 48^8 = 12^8 x 16^a then what would be the value of a?
posted
Oct 7, 2014
by
Dilbagh
mathematical
algebra
+3
votes
What number should replace the question mark in the grid?
posted
Oct 7, 2014
by
Ankur Athari
mathematical
number puzzle
logic
+3
votes
Fill the boxes such that R1 + R2 + R3 + R4 + R5 = 30
posted
Jun 27, 2014
by
anonymous
mathematical
number puzzle
+3
votes
Two batsman each on 94 runs. Seven runs needed to win in last 3 balls. Both make 100*. How?
posted
Jun 12, 2014
by
Sidharth Malhotra
mathematical
logic
+3
votes
What is the missing number in the pie below?
posted
May 5, 2014
by
Hiteshwar Thakur
number puzzle
mathematical
+3
votes
Fill in the blank and complete the triangle.
posted
May 5, 2014
by
Hiteshwar Thakur
mathematical
number puzzle
visual
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