Barry can do a certain job in 3 hours, whereas it takes Sanchez 8 hours to do the same job. How long would it take them to do the job workin

Question

Barry can do a certain job in 3 hours, whereas it takes Sanchez 8 hours to do the same job. How long would it take them to do the job working together?

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Piper 3 weeks 2021-11-16T03:11:19+00:00 1 Answer 0 views 0

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    2021-11-16T03:12:35+00:00

    It takes them 11 hours to finish the job

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45:7+7-4:2-5:5*4+35:2 =? ( )