GMAT Official Guide Quantitative Review 2019_ Book

GMAT® Official Guide 2019 Quantitative Revi ew

PS05129

28. The toll T, in dollars, for a truck using a certain bridge
    is given by the formula T = 1.50 + 0.50(x -2), where
    x is the number of axles on the truck. What is the toll
    for an 18-wheel truck that has 2 wheels on its front
    axle and 4 wheels on each of its other axles?
    (A) $2.50
    (B) $3.00
    (C) $3.50
    (D) $4.00
    (E) $5.00
    PS13917


29. For what value of x between -4 and 4, inclusive, is the
    value of x^2 - 1 Ox+ 16 the greatest?
    (A) -4
    (B) -2
    (C) 0
    (D) 2
    (E) 4
    PS15994


30. If x = -~ and y = -½, what is the value of the

expression -2x -y^2?

(A)

(B)

(C)

(D)

(E)

PS13686

3

2

-1

1

3

2

7

4

31. If x-y =Rand xy = S, then (x -2)(y + 2) =

(A) R+S-4

(B) R+ 2S-4

(C) 2R-S-4

(D) 2R+ S-4

(E) 2R+ S

PS01466

32. For positive integers a and b, the remainder when a
    is divided by b is equal to the remainder when b is
    divided by a. Which of the following could be a value of
    ab?

I. 24

II. 30

Ill. 36

(A) II only

(B) Ill only

(C) I and II only

(D) II and Ill only

(E) I, II, and Ill

PSC1867

33. List S consists of the positive integers that are
    multiples of 9 and are less than 100. What is the
    median of the integers in S?

(A) 36

(B) 45

(C) 49

(D) 54

(E) 63

D

__ .....,._,xo

A C

F

PS07397

34. In the figure above, if Fis a point on the line that
    bisects angle ACD and the measure of angle OCF is x^0 ,
    which of the following is true of x?

(A) 90:,:; X < 100

(B) 100:,:; X < 110

(C) 110:,:; X < 120

(D) 120:,:; X < 130

(E) 130:,:;x<140