Question

A can do a piece of work in 12 days while be alone can do it in 16 days both worked on it together for 3 days and then A left. How long will B take to finish the remaining work

Answer 1

Step-by-step explanation:

A can do a piece of work in 12 days.

A in one day complete 1/12 of the work

B in one day complete 1/16 of the work

Both together in 1 day can complete 7/48

In 3 days both completed 7/16

A left

B will finish the work in 7 days.

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