Q: If 3/40 = 7/2b, then b is equal to:
UNANSWERED.
The correct answer is E.
A: 20 is the answer. 46 2/3 is the correct answer.
To solve this problem, cross-multiply. 3/40 = 7/2b 3 × 2b = 40 × 7 6b = 280 b = 280/6 = 46 2/3