Question

Two persons A and B can do a piece of work in 12 hours and The person B alone can do it in 15 hours .In how many hours the person A alone can do it ?

Answer 1

Step-by-step explanation:

in 60 hrs person A alone can do it.

Answer 2

Answer:

Step-by-step explanation:

The answer to this question is

Person can do it alone

In 60 hours

Hopefully it helps