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In each of the following questions you h...

In each of the following questions you have to find out which of the following statements is/are sufficient to answer the given questions. Give appropriate answers according to the options.
In how many days can 6 men and 5 women do a piece of work working together?
The ratio of efficiency of a mân to that of a woman is 2:1.
9 women can complete three-fifths of the work in 15 days.
6 men and a child together can complete `1//4` of a work in 12 days while 6 women and a child together can complete two-thirds of the work in 16 days.

A

I and either II or III

B

Any of the three statements

C

Only I and II

D

All I, II and III

Text Solution

Verified by Experts

The correct Answer is:
C
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