IBPS Government Jobs Exams Numerical Ability Time and Work

12 Men alone can complete a piece of work in 5 days, whereas 3 men and 9 women together can complete the same piece of work in 10 days. In how many days can 36 women complete the same piece of work?
1) 10 days 2) 2 days 3) 4 days 4) 5 days

Read Solution (Total 1)

12men can complete their work in 5days
12men one day work is 1/5
one men =1/5*12
3(1/12*5)+9(1/w)=1/10
we get women work done in = 9*20 days
for 36 women to work= 9*20/36=5days
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