Two men A and B are started a job in which A was thrice as good as B a – McqOptions

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1.	Two men A and B are started a job in which A was thrice as good as B and therefore took 60 days less than B to finish the job. How many days will they take to finish the job if they start working together ?
A.	15
B.	20
C.	22 1/2
D.	25
Answer» D. 25

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