SAT Math Question of the Day

Math Category: Fractions Level 2:

Q: If 5/2 = b/8, then b is equal to:

  1. 16
  2. 20
  3. 24
  4. 25
  5. 30

UNANSWERED.

The correct answer is B.

A: 20 is the answer.

To solve this problem, cross-multiply.
5/2 = b/8
5 × 8 = 2 × b
40 = 2b
20 = b