A and B can do a piece of work in 25 days, B and C in 15 days, C and A in 20 days. In how many days will they finish it, working together? * Your answer A and B can do a piece of work in 25 days, B and C in 15 days, C and A in 20 days. In how many days will they finish it, working together? *
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B can do a piece of work in 25 days
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