Most answered puzzles under tag algebra

+1 vote

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

posted Jan 29, 2017 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

Fine the value of A from following clues?

posted Apr 23, 2016 by Tapesh Kulkarni

+2 votes

If 2^x = 3^y = 6 then which of the following statements is true?

posted Nov 18, 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

0 votes

If "P" means "-", "Q" means "/", "R" means "+", and "S" means "*" then find the value of following: 21 Q 7 R 9 S 10 P 13

posted Aug 3, 2015 by Madhavi Latha

+2 votes

What will be sum of x and y if x,y are part of series 4, 16, 7, 49, 13, 169, x, y

posted Apr 28, 2015 by anonymous

0 votes

If 273xy is divisible by 80 then what will be value of (x + y)?

posted Aug 7, 2017 by anonymous

0 votes

What is the correct value of 3^2^85 = ?

posted Mar 16, 2017 by anonymous

0 votes

In a village there are 4 mansions located at a different Distance from each other.

posted Oct 28, 2016 by anonymous

0 votes

If a+b=8, a+c=13, b+d=8 and c-d=6 Then what would be the value of a, b, c, d?

posted Sep 10, 2016 by anonymous

0 votes

Find 9 odd numbers whose sum is 199?

posted Aug 8, 2016 by anonymous

+2 votes

In a party of 100 people, 50 person do not prefer Veg, 60 prefer Non-veg and 10 do not prefer either Non-veg or Veg...

posted May 11, 2016 by anonymous

+1 vote

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

posted Apr 12, 2016 by anonymous

0 votes

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

posted Feb 25, 2016 by Milli Edwards

+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

0 votes

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

posted Jul 13, 2015 by Salil Agrawal

0 votes

If a and b are real numbers that satisfy the equation below, what is the value of a and b respectively?

posted Jul 9, 2015 by anonymous

0 votes

If x + y = 7 and x^3 + y^3 = 133 then xy=??

posted Jun 17, 2015 by anonymous

0 votes

What is the reminder when 2^123456789 is divided by 7?

posted May 20, 2015 by Harshita Dhaliwal

+2 votes

If 31x + 30y + 29z =366 , find x+y+z ? (x,y,z are natural numbers)

posted May 13, 2015 by Ankit Kamboj

+1 vote

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

posted Oct 30, 2014 by anonymous

+3 votes

If 48^8 = 12^8 x 16^a then what would be the value of a?

posted Oct 7, 2014 by Dilbagh

+1 vote

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

posted Sep 27, 2014 by Deepak Chitragar

0 votes

The sum of squares of three successive integers is 99374. What is the sum of these integers?

posted Mar 18, 2020 by Pankaj Deshmukh

0 votes

Can you solve the below Algebraic equation?

posted Feb 14, 2020 by Varun Kumar

0 votes

If one root of the polynomial equation x^3 + 4x^2 + x - 6 is 1, what are the other two roots?

posted Oct 18, 2018 by anonymous

0 votes

What is the result when x^3 - 3x^2 + 3x - 1 is divided by x - 1

posted Oct 18, 2018 by anonymous

0 votes

You have 10 positive integers that each have d digits. What is minimum number of digits the sum will have in terms of d?

posted Oct 16, 2018 by anonymous

+1 vote

Find the value of n where (225)base n = 149

posted Oct 12, 2018 by anonymous

0 votes

What is the greatest number of pieces you can buy for exactly Rs 50/-?

posted Sep 17, 2018 by Harshita Dhaliwal

0 votes

If log3 y = x and log2 z = x, then 72^x = ?

posted Aug 26, 2018 by anonymous

0 votes

Find the value of each and then find the value of the missing number.

posted Apr 19, 2018 by Akriti

0 votes

If 2014 ^ 2014 mod 7 = n mod 7 where 0<= n <= 7 then what is n?

posted Mar 12, 2018 by anonymous

+1 vote

Find the number of positive integral solutions for a,b,c such that a.b.c = 45?

posted Jan 11, 2018 by anonymous

0 votes

If a/b + b/a = 1 then what is the value of a^3 + b^3 = ?

posted Sep 7, 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

0 votes

What is the minimum number of moves required for the above cards to be arranged backwards as 2017, 2016, ..., 2, 1?

posted Mar 8, 2017 by anonymous

0 votes

If (3!)^2 - (2!)^1 - (1!)^0 - 3! - 2! - 1! - 0! = 7 + x^2 then x^2 - 3x/2 - 4 = ?

posted Feb 22, 2017 by anonymous

0 votes

Linear algebra: What is the value of x if "1/2 + 2/5x = x - 3/4"

posted Oct 25, 2016 by George Davros

0 votes

If (Sqrt3)^5 * (9^2) = (3^x)*(3*Sqrt3) Then x=??

posted Feb 1, 2016 by anonymous

+1 vote

Find the positive integer x that satisfies the following equation -

posted Jan 16, 2016 by anonymous

+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

0 votes

What would be the value of x if ---- log_2 x + log_2 sqrt(x) + log_2 sqrt(sqrt(x)) + log_2 sqrt(sqrt(sqrt(x))) .....= 4

posted Dec 16, 2015 by Kuldeep Apte

0 votes

If we know x + 1/x =2 then what would be the value of x^2048 + 1/x^2048 +x^2047 - 1 / x^2047 + 1/x^2049 - x^2049 +2

posted Dec 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

0 votes

The sum of 3 single digit numbers is 15 less than their product . If we subtract 2 from first given number then...

posted Sep 17, 2015 by anonymous

+1 vote

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

posted Aug 17, 2015 by anonymous

0 votes

Which is greater 70^71 or 71^70?

posted Aug 16, 2015 by anonymous