A & B together can complete a piece of work in 35 days while alone can complete the same work in 60 days B alone will be able to complete the same work in :

A & B together can complete a piece of work in 35 days while alone can complete the same work in 60 days B alone will be able to complete the same work in : Correct Answer 84

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A & B together can complete a piece of work in 35 days, while A alone can complete the same Work in 60 days. B alone will be able to complete the same work in —— days.
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