The work done by a woman in 24 hours is equal to the work done by a man in 20 hours and by a boy in 30 hours. If working 8 hours per day 15 men can complete a work in 10 days, then in how many days can 60 men, 60 women and 60 boys together finish the same working 4 hours per day?
A) 3 days B) 4 days C) 2 days D) None of these

• 2 days is ans
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