Mathematics · Time and Work

A and B, doing different jobs, can do a piece of work in 20 days and 30 days respectively. If they start with A and work on alternate days, in how many days will the work be completed?

Verified Solution4 OptionsUpdated: October 2026👁️1 View

112 days
225 days
318 days
424 days✓

Correct answer

24 days

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A and B, doing different jobs, can do a piece of work in 20 days and 30 days respectively. If they start with A and work on alternate days, in how many days will the work be completed?

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A and B, doing different jobs, can do a piece of work in 20 days and 30 days respectively. If they start with A and work on alternate days, in how many days will the work be completed?

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