Question

A and B can do a piece of work in 10 days. A alone can finish the work in 30 days. in how many days will B alone finish the work? ​

Answer 1

Answer:

It is 20 days the answer.

Because

30 - 10 = 20

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Answer 2

Answer:

20

Step-by-step explanation:

the work done by A in 30 days

the work done by both 10 days

the work done by B in ? days

;30-10=20