4

Set 4: Ratios Rates Proportions (Beginner)

Explanation

Answer: D

PROBLEM

Solve: 8/5 = 32/x. Find x.

Solve: 8/5 = 32/x. Find x.

A.

17

B.

23

C.

10

D.

20

✓ Correct

Detailed Explanation

Choice D is the best answer. Cross multiply: 8x = 5 times 32 = 160. x = 20

Why others are wrong:
A: 17 is incorrect because it does not satisfy the equation.
B: 23 is incorrect because it does not satisfy the equation.
C: 10 is incorrect because it does not satisfy the equation.