SAT Math Question of the Day

Math Category: Fractions Level 2:

Q: If 2a/5 = 1/30, then a is equal to:

  1. 1/12
  2. 1/6
  3. 1/3
  4. 6
  5. 12

UNANSWERED.

The correct answer is A.

A: The answer is 1/12.

To solve this problem, cross-multiply.
2a/5 = 1/30
2a × 30 = 5 × 1
60a = 5
a = 1/12