Most voted puzzles under tag algebra

+1 vote

x is a positive integer such that the sum of its digits times 5 equals itself. What is x?

posted Dec 15, 2017 by anonymous

+1 vote

If x^3+y^3+z^3 = x^2+y^2+z^2 = x+y+z = 1 then what would be the max value of xyz?

posted Sep 7, 2017 by anonymous

+1 vote

How many factors of 878800000 are perfect squares and which are those factors?

posted Jul 19, 2017 by anonymous

+1 vote

x and y are 2 digit numbers where y is obtained by reversing x. If x^2 - y^2 = m^2 then find the value of x+y+m?

posted May 22, 2017 by anonymous

+1 vote

If ONE = $1, TWO = $2 and ELEVEN = $11 then what will be the worth of TWELVE?

posted Apr 30, 2017 by Tejas Naik

+1 vote

If N! = S where S is total number of seconds in six weeks then what is the value of N?

posted Mar 21, 2017 by anonymous

+1 vote

Guess the age of Mayra from the following conversations?

posted Feb 21, 2017 by Harshita Dhaliwal

+1 vote

If SQRT(x+15) + SQRT(x)=15 then find the value of x.

posted Jan 29, 2017 by anonymous

+1 vote

Given that x+y =7 and xy=2 then x^2-y^2=?? whereas (x>y)

posted Jul 7, 2016 by anonymous

+1 vote

Can you solve the below algebraic mathematical equation? (J+O+I+N+T)3 = JOINT

posted May 24, 2016 by Upma

+1 vote

Fine the value of A from following clues?

posted Apr 23, 2016 by Tapesh Kulkarni

+1 vote

What would be the roots of the equation 4^x - 3.2^(x+2) + 32 = 0

posted Apr 12, 2016 by anonymous

+1 vote

Find the smallest positive integer a such that (1 + .0001)^a is greater than 2?

posted Apr 8, 2016 by Pardeep Kohli

+1 vote

Find the value of x in the following equation?

posted Jan 26, 2016 by Pardeep Kohli

+1 vote

Find the positive integer x that satisfies the following equation -

posted Jan 16, 2016 by anonymous

+1 vote

What is the weight of the melted mixture?

posted Jan 7, 2016 by Atindra Kumar Nath

+1 vote

A number when divided by 187 leaves a reminder 62. What will be the reminder when 17 divides that number?

posted Jan 7, 2016 by Abhishek Maheshwari

+1 vote

If 2^(x) = 4^(y) = 8^(z) and 1/(2x) + 1/(4y) + 1/(4z) = 4 then what is the value of x?

posted Dec 1, 2015 by anonymous

+1 vote

Calculate without substitution 1 + a + 2b + 3c + 2ab + 3ac + 6bc + 6abc if a=999, b=666 and c=333

posted Oct 10, 2015 by anonymous

+1 vote

If x^4 + 5y = 6 x^2 y^2 + 5x = 6 then x,y=??

posted Oct 6, 2015 by anonymous

+1 vote

In a class consisting of 100 students 20 know English and 20 do not know Hindi and 10 know neither English nor Hindi...

posted Oct 6, 2015 by anonymous

+1 vote

If the sum of two numbers is 11, and the sum of their squares is 99, find the sum of their cubes.

posted Sep 3, 2015 by Upma

+1 vote

If 2^x = 1/2^y then x+y=??

posted Aug 17, 2015 by anonymous

+1 vote

There is a 3 digit positive number such that sum of all its digits is equal to 6. How many such number are possible?

posted Aug 13, 2015 by anonymous

+1 vote

Solve algebra rebus ?

posted Aug 5, 2015 by Rajni

+1 vote

Is 7^103 + 6^103 divisible by 13 if yes then why if no then why not??

posted Jul 29, 2015 by anonymous

+1 vote

My ones is one more than my tens. My tens digit is 0. My hundred is 4 more than my ones. What number am I?

posted Jul 23, 2015 by Melchor Aquino Gasmen

+1 vote

How many elements of the set {1!, 2!, 3!, ....2015!} are perfect squares?

posted Jul 13, 2015 by anonymous

+1 vote

If abcde=1; and a,b,c,d and e are all positive real numbers then what is the minimum value of a+b+c+d+e?

posted Jun 7, 2015 by anonymous

+1 vote

Find the number of Onto functions ?

posted Jun 5, 2015 by Ankit Kamboj

+1 vote

If 6xy + 10x +15y = 39 then find the minimum value of 2x+3y (x, y are positive and real)?

posted May 12, 2015 by Ankit Kamboj

+1 vote

Guess me : ENEMY = 2 * LINK LINK + 2 = HELL Then what will be TAXI + HELL?

posted May 5, 2015 by Divya Bharti

+1 vote

If x+y+z = 7, 2x-y+z = 4 Then 11y-10x = ??

posted Apr 24, 2015 by anonymous

+1 vote

7 multiple of a two digit number is a perfect square. What will be the Sum of all such possible two digit numbers?

posted Mar 29, 2015 by Salil Agrawal

+1 vote

What should be man's speed for rest of the motion, completing 100 kms from A to B upto 9 AM.

posted Mar 26, 2015 by anonymous

+1 vote

x, y, z are 3 nonzero positive int such that x+y+z = 8 and xy+yz+zx = 20, then what will be minimum value of x*y^2*z^2

posted Mar 20, 2015 by anonymous

+1 vote

If 16% of x = y% of 18, then what would be the ratio of Sqrt(x) and 2y

posted Mar 19, 2015 by Ujjwal Mehra

+1 vote

Arithmetic mean of two numbers whose sum is equal to 28...

posted Mar 18, 2015 by anonymous

+1 vote

17% of 17 + 18% of 18 = 19% of x then x is lying in the range

posted Mar 6, 2015 by anonymous

+1 vote

If k, k^2 and (2k+1) are in arithmetic progression then possible value of k-(1/2k) is?

posted Mar 4, 2015 by Ankur Athari

+1 vote

Find the value of A+B if A*(4+(B/100))=108.81

posted Jan 2, 2015 by anonymous

+1 vote

How many patients will consume 1710 litres of milk in 28 days.

posted Oct 30, 2014 by anonymous

+1 vote

A reduction of 20% in the price of rice enables a man to buy 3.5 kg more for 630 rupees. Find original price?

posted Oct 14, 2014 by anonymous

+1 vote

If car A stops after 35 miles, how long will it take car B to catch up?

posted Oct 3, 2014 by Akriti

+1 vote

If 9^(3-x) = 81^(4-2x) , then what would be the value of x?

posted Sep 27, 2014 by Deepak Chitragar

+1 vote

Can you find digits that make equations true in the following alphametic puzzles (cryptarithms)?

posted Sep 12, 2014 by anonymous

0 votes

If f(x) = 4x/(4x + 2), then what is the value of:

posted Feb 23 by Dilbagh

0 votes

Solve for positive real values of x such that: xx8 = 8

posted Nov 24, 2023 by Nikita Sehgal

0 votes

Solve for all real values of x such that 9x + 12x = 16x

posted Nov 15, 2023 by Riteshwar

0 votes

Solve for all real values of x such that (8x – 2x)/(6x – 3x) = 2

posted Nov 15, 2023 by Kapil Kapoor