Question

If 20% of A = 50% of B, then what per cent of A is B ?

• A. 40
• B. 30
• C. 20
• D. 10

Answer 1

Answer:

A. 40

20% of A = 50% of B (20/100) × A = (50/100) × B 2A = 5B A = 5B/2 B/(5B/2) × 100 = 40%