Math, asked by ayaznida85, 5 months ago

A can do a piece of work in 80 days.He works at it for 10 days and then B alone finishes the remaining work in 42 days.in how many days could both do it

Answers

Answered by sp6871691

Answer:

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Answered by navneet290602

52 is the answer because if we plus a and b work

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