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.45 days
C.60 days
D.90 days
Answer:C
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.45 days C.60 days D.90 days