ajaniahallNickywit ajaniahallNickywit
  • 07-03-2017
  • Mathematics
contestada

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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