Pooja is twice as efficient as Aarti and takes 90 days less than Aarti to complete the job. Find the time in which they can finish the job together.

Pooja is twice as efficient as Aarti and takes 90 days less than Aarti

1.	Pooja is twice as efficient as Aarti and takes 90 days less than Aarti to complete the job. Find the time in which they can finish the job together.
A.	30 days
B.	B.
C.
D.	60 days
E.	D.
Answer» D. 60 days

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