A alone can complete a work in 15 days and B alone can complete a work in 25 days. If they work on alternate days starting with A, in how many days the work will be finished?

A alone can complete a work in 15 days and B alone can complete a work

1.	A alone can complete a work in 15 days and B alone can complete a work in 25 days. If they work on alternate days starting with A, in how many days the work will be finished?
A.	16 days
B.	22 days
C.	$$17{1 over 2} $$ days
D.	$$18{3 over 5} $$ days
Answer» E.

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A alone can complete a work in 15 days and B alone can complete a work in 25 days. If they work on alternate days starting with A, in how many days the work will be finished?

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