Prahlad has done 1/3rd of a job in 30 days, Sarfaraz completes the rest of the job in 90 days. In how many days can they together do the job?

Prahlad has done 1/3rd of a job in 30 days, Sarfaraz completes the res

1.	Prahlad has done 1/3rd of a job in 30 days, Sarfaraz completes the rest of the job in 90 days. In how many days can they together do the job?
A.	27 days
B.	18 days
C.	54 days
D.	36 days
Answer» D. 36 days

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Prahlad has done 1/3rd of a job in 30 days, Sarfaraz completes the rest of the job in 90 days. In how many days can they together do the job?

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