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1. If 2 men or 3 women or 4 boys can do a piece of work in 52 days, then the same piece of work will be done by 1 man . 1 woman and 1 boy in -
- A. 48 days
- B. 48 days
- C. 48 days
- D. 48 days
Answer: Option A
Explanation:
in one day 1 man do, (1/2) (1/52) work
1 woman do (1/3)(1/52) work
1 boy do (1/4) (1/52) work
three do 1/52 (1/2 + 1/3 + 1/4) work.
(1/52)(26/24) = 1/48
1 work is done in 48 days
ans: 48 days
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