LonnaFreestone LonnaFreestone

19-05-2014
Mathematics

contestada

If it takes 16 faucets 10 hours to ﬁll 8 tubs, how long will it take 12 faucets to ﬁll 9 tubs?

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emerodebarthel emerodebarthel

19-05-2014

workers.time/jobs = 16.10/8 = 20 then you must do the same for the other one. 12.t/9 = 20
Multiply both sides by 9
12T= =180 then divide both sides by 12
T= 15 hours

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