20 men or 25 women can finish a work in 25 days. How many days 38 men and 15 women will take to finish this job?
Choose the most appropriate option:
A) 12 days
B) 10 days
C) 5 days
D) 6 days
E) 15 days

Rationale: 20 men = 25 women therefore , 1 women = 20 / 25 men = 4 / 5 men 15 women = 4 / 5 * 15 men = 12 men i . e . 38 men + 15 women = 38 men + 12 men = 50 men 1 work done by men = 20 * 25 20 * 25 = 50 * ? number of days = 20 * 25 / 50 = 10 days . b
Answer: B