If 12 men can reap 120 acres of land in 16 days, how many acres of land can 36 men reap in 32 days?	Choose the correct choice from the following answers:
A) 269  B) 512  C) 369  D) 720  E) 450

Rationale: 12 men 120 acres 16 days 36 men ? 32 days 120 * 36 / 12 * 32 / 16 120 * 3 * 2 120 * 6 = 720 answer : d
Answer: D