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 Twelve men and six women together can complete a piece of work in four days. The work done by a women in one day is half the work done by a man in one day. If 12 men and six women started working and

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 Twelve men and six women together can complete a piece of work in four days. The work done by a women in one day is half the work done by a man in one day. If 12 men and six women started working and

A). 1(1/2)

B). 1

C). 2

D). 2(1/2)


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26 vote
Answered by on | Votes 26 |

2(1/2)



Work done by a women in one day = 1/2 (work done by a man/day)

 One women's capacity = 1/2(one man's capacity) 

One man = 2 women. 

12 men = 24 women. 

12 men + 6 women = 30 women

 30 women can complete the work in four days. In the first 2 days they can complete 1/2 of the work. Remaining part of the work = 1/2. If 6 men leave and 6 new women join, then new work force = 30 women - 12 women + 6 women = 24 women. 

Time taken by them to complete the remaining work = 1/2 (Time taken by 24 women to complete the work) = 1/2 * (30 * 4)/24 = 2 (1/2) days.

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