Q15. A can do piece of work in 4 hours ; B and C
together can do it in 3 hours, while A and C
together can do it in 2 hours. How long will B
alone take to do it ?
Answers
Answered by
1
Step-by-step explanation:
A can do a piece of work in 4 hours, B and C can do it in 3 hours. A and C can do it in 2 hours. How long will B alone take to do it? Hence B alone can do the work in 12 hours, so option [D] is correct answer.
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