Mathematics · Work and Time

A and B alone can do a piece of work in 4 and 9 days, respectively. In how many days will the work be completed if they both work on alternate days, starting with B?

Verified Solution4 OptionsUpdated: October 2026👁️1 View

15 1 4
25
35 2 3✓
45 1 3

Correct answer

5 2 3

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A and B alone can do a piece of work in 4 and 9 days, respectively. In how many days will the work be completed if they both work on alternate days, starting with B?

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A and B alone can do a piece of work in 4 and 9 days, respectively. In how many days will the work be completed if they both work on alternate days, starting with B?

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