GRE
Exam
Numerical Ability
Number System
If x is a positive integer with fewer than 3 digits, what is the probability that x*(x + 1) is a multiple of either 4 or 5?
[A] 4/99 [B] 2/25 [C] 8/99 [D] 86/99
Read Solution (Total 0)
GRE Other Question
The sum of four consecutive odd numbers is equal to the sum of 3 consecutive even numbers. Given that the middle term of the even numbers is greater than 101 and lesser than 200, how many such sequences can be formed?
(A)12 (B) 17 (C)25 (D)33
If x is a positive integer such that (x-1)(x-3)(x-5)....(x-93) < 0, how many values can x take?
A. 47 B. 23 C. 46 D. 21E. 22