A and B working alone can finish a piece of work in 8 and 7 days respectively. If they work at it alternately for a day, A beginning, in how many days will the work be finished? Options: A . &nbsp \(6\frac{1}{2}days\) B . &nbsp7 days C . &nbsp \(7\frac{1}{2}days\) D . &nbsp8 days

A and B working alone can finish a piece of work in 8 and 7 days respectively

Question

A and B working alone can finish a piece of work in 8 and 7 days respectively. If they work at it alternately for a day, A beginning, in how many days will the work be finished?

Options:

A . \(6\frac{1}{2}days\)

B . 7 days

C . \(7\frac{1}{2}days\)

D . 8 days

Answer: Option C

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