Math, asked by anitamarneanita582, 1 year ago

Alan is thrice as good a workman as bob and so he takes 60 days less than bob for doing a job. find the time in which they can do it together.

Answers

Answered by Learner12q
1
the efficiency of Alan and Bob in the ratio = 3:1

So the ratio of time taken to do the work = 1:3

the difference in ratio is 2 which means 60 days.

2 = 60 days

1 = 30 days.

3 = 90 days.


So Alan will take 30 days and Bob will take 90 days.

together they will take 45/2 days answer.

Learner12q: Let me know if you have any doubts
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