Question

15 lb less than A's weight was equal to thrice the weight of B's weight. If B = 25 lb, then A = ?.

• A. 80 lb
• B. 90 lb
• C. 70 lb
• D. 60 lb

Answer 1

The correct option is B 90 lb

Let A's weight be x.

x - 15 = 3 $\times$ 25
$⟹$ x - 15 = 75
$⟹$ x = 90 lb