1.

A, B, C can do a piece of work in 10, 12, 15 days respectively. They started working together but C left after working for 3 days, and B left 4 days before the completion of the work. In how many days will A finish the work?

Answer»

Answer:

30 days

Step-by-step explanation:

A+B+C = 10+12+15 respectively

10+12+15=37

C left working after 3 days and B left working after 4 days..

37-3-4=30

A will COMPLETE the work in 30 days..

Hope it HELPS you..

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