Math, asked by praveenroy5577, 7 months ago

Two men A and B can do a piece of work in 4 hours and 5 hours respectively. If they work for an hour alternately B beginning, in how many hours will the work be completed

Answers

Answered by anup15416668nnRitik

3

Step-by-step explanation:

1/4+1/5

by solving this problem your answer come

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