Math, asked by praveenroy5577, 8 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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