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  • A and B together can do a piece of work in 24 days and A alone can complete the work in 36 days. How long will B alone take to complete the work?Option: 1</stron

A and B together can do a piece of work in 24 days and A alone can complete the work in 36 days. How long will B alone take to complete the work?

Option: 1

72 days.


Option: 2

12 days.


Option: 3

60 days.


Option: 4

60 days.


Answers (1)

best_answer

Work done by A alone in 1 day = 1/36

Work done by both in 1 day = 1/ 24

Hence work done by B alone in 1 day = 1/24- 1/36 = 1/72

And hence B will complete the work in 72 days.

 

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