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A is thrice as good a workman as B and s...

A is thrice as good a workman as B and so takes b0 days less than B for doing a job. The time in which they can do the job together is

A

`22(1)/(2)days`

B

`20 days`

C

25 days

D

30 days

Text Solution

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The correct Answer is:
B
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