here’s a mock General GRE test for Mathematics:
SECTION 3 – MATH
- If f(x) = x^2 + 4x + 3, what is the value of f(-2)?
(A) 1 (B) 3 (C) 5 (D) 7 (E) 9
- If x is a positive integer, which of the following is an odd integer?
(A) x + 1 (B) 2x (C) 3x – 1 (D) 4x (E) 5x + 1
- If a = 2b and b = 3c, what is the value of a in terms of c?
(A) a = 6c (B) a = 9c (C) a = 18c (D) a = 36c (E) a = 72c
- If 2x + 3y = 10 and 3x – 2y = 7, what is the value of x + y?
(A) 1 (B) 2 (C) 3 (D) 4 (E) 5
- If a = 2^(x+1) and b = 2^(2x-1), what is the value of b/a in terms of x?
(A) 1/4 (B) 1/2 (C) 1 (D) 2 (E) 4
- A certain quantity is 10% more than its original value. What is the percent increase in the quantity?
(A) 10% (B) 11% (C) 12% (D) 9% (E) 8%
- A square piece of paper is folded in half once, and then folded in half again. What is the total number of layers of paper?
(A) 2 (B) 3 (C) 4 (D) 5 (E) 6
- If f(x) = x^3 + 2x^2 + x + 3, what is the value of f(-1)?
(A) -1 (B) 1 (C) 3 (D) 5 (E) 7
- If a circle has a radius of 6 cm, what is its circumference?
(A) 12π cm (B) 18π cm (C) 24π cm (D) 36π cm (E) 72π cm
- If 5x + 3y = 20 and 2x – 3y = 5, what is the value of x?
(A) 1 (B) 2 (C) 3 (D) 4 (E) 5
Answer key:
- (B)
- (C)
- (E)
- (B)
- (D)
- (C)
- (C)
- (B)
- (C)
- (A)