A can do one fifth of the work that B can do at the same time. If A and B together can complete a work in 5 days, how many days does B alone take to complete the same work?

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Solution

The correct option is B
6

If A takes 5 days to complete the work B will take one day.

Let the time taken by B to complete the work be x.

$\frac{1}{5 x} +$ $\frac{1}{x} =$ $\frac{1}{5}$

Therefore, x = 6 days

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A can do one fifth of the work that B can do at the same time. If A and B together can complete a work in 5 days, how many days does B alone take to complete the same work?

The correct option is B 6 If A takes 5 days to complete the work B will take one day. Let the time taken by B to complete the work be x. 15x+1x=15 Therefore, x = 6 days

The correct option is B
6

If A takes 5 days to complete the work B will take one day.

Let the time taken by B to complete the work be x.

$\frac{1}{5 x} +$ $\frac{1}{x} =$ $\frac{1}{5}$

Therefore, x = 6 days