Question

18 women can complete a work in 12 days and 12 men can complete the same work in 9 days. In how many days will 8 men and 8 women complete that work? (a) 9 days (b) 6 days (c) 12 days (d) 8 days (e) None of these

Answer 1

Answer:

Hi !

a) 9 days

Step-by-step explanation:

8 women, 1 day work= 8/(12*18)=1/27

8 men, 1 day work= 8/(9*12)=2/27

In 1 day 8 men & 8 women will complete

(1/27)+(2/27)=3/27= 1/9

So the whole work will be completed in (1/9)= 9 days.

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