ajaniahallNickywit ajaniahallNickywit

07-03-2017
Mathematics

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Tom can finish a job in 6 hours , when working together bill and tom can finish the job in 4 hours, how long does bill take to finish a job alone

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Аноним Аноним

07-03-2017

I hope this helps

1/tom+1/bill=1/4

1/6+1/bill=1/4

1/bill =1/4-1/6

1/bill=1/12

bill=12

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