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2 men and 5 women can do a work in 12 days. 5 men 2 women can do that work in 9 days. Only 3 women can finish the same work in-

A36 days

B30 days

C21 days

D26 days

Answer:

A. 36 days

Read Explanation:

(2m + 5w) * 12 = (5m + 2w) * 9 => 24m + 60w = 45m + 18w => 21m = 42w => 1m = 2w We know 2m + 5w = 9w required no. of days = 9 * 12/3 = 36


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