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Mathematics, 02.10.2020 15:01 Prettygirlyaya

Sample QnA to Preliminary Exam Problems on Time and Work
1. If'A' completes a piece of work in 3 days, which 'B'
completes it in 5 days and 'C' takes 10 days to
complete the same work. How long will they take to
complete the work, if they work together?

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