GRE MATH PRACTICE QUESTIONS WITH
CORRECT ANSWERS
What is the least common multiple of 9 and 12? - CORRECT ANSWER -36
What is the greatest common divisor of 30 and 75? - CORRECT ANSWER -15
(solve for the quotient and remainder) - CORRECT ANSWER -quotient 2, remainder 5
- (solve for the quotient and remainder) - CORRECT ANSWER -quotient -11, remainder 1
What is the prime factorization of 12? - CORRECT ANSWER -(2)(3)(3) or (2²)(3)
(10/7)*( -1/3) = - CORRECT ANSWER --10/21
(3/10) / (7/13) = - CORRECT ANSWER -39/70
Simplify the √24 - CORRECT ANSWER -√4√6 = 2√6
(√5)/(√15) = - CORRECT ANSWER -√(5/15) = √(1/3)
(3²)(3⁴) = - CORRECT ANSWER -3⁶ or 729
(y³)(y⁻¹) = - CORRECT ANSWER -y²
t³ / t⁸ = - CORRECT ANSWER -1 / t⁵
CORRECT ANSWERS
What is the least common multiple of 9 and 12? - CORRECT ANSWER -36
What is the greatest common divisor of 30 and 75? - CORRECT ANSWER -15
(solve for the quotient and remainder) - CORRECT ANSWER -quotient 2, remainder 5
- (solve for the quotient and remainder) - CORRECT ANSWER -quotient -11, remainder 1
What is the prime factorization of 12? - CORRECT ANSWER -(2)(3)(3) or (2²)(3)
(10/7)*( -1/3) = - CORRECT ANSWER --10/21
(3/10) / (7/13) = - CORRECT ANSWER -39/70
Simplify the √24 - CORRECT ANSWER -√4√6 = 2√6
(√5)/(√15) = - CORRECT ANSWER -√(5/15) = √(1/3)
(3²)(3⁴) = - CORRECT ANSWER -3⁶ or 729
(y³)(y⁻¹) = - CORRECT ANSWER -y²
t³ / t⁸ = - CORRECT ANSWER -1 / t⁵
