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Question

A can do 23 of a certain work in 16 days and B can do 14 of the same work in 3 days. In how many days can both finish the work. working together?

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Solution

A does 23 work in 16 days.

Therefore, A can do whole work in 16×32=24 days

B does 14 work in 3 days.

Therefore, B can do whole work in 12 days.

1 day's work of A and B together =124+112=18

Therefore, A and B can together finish the work in 8 days.

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