A and B together can paint a wall in 3 days. A can do it alone in 5 days. How many days would it take B to do this job alone?

A and B together can paint a wall in 3 days. A can do it alone in 5 days. How many days would it take B to do this job alone?

A and B together can paint a wall in 3 days. A can do it alone in 5 days. How many days would it take B to do this job alone? ?

Created: 1 week ago | Updated: 1 week ago | Created By:

Imran Ahmed

0.2

7.5

5.0

6.4

0 1

Best Answer Explained in Below-:

1/A + 1/B = 1/3(A & B Work done per day is 1/A & 1/B)1/5 + 1/B = 1/3B = 7.5

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