一道有关工作效率的数学问题,好困惑,
TapAcanfillawatertankin25minutes,andTapBcanfillthesametankin20minutes.
(a)Ifthevolumeofthetankis5000cm^3,findtherateofflowofwater(incm^3/min)for
(i)TapA,and
(ii)TapB,
(b)Bothtaps(TapAandTapB)areusedtofillupthetankatthesametime.
(i)Calculatethetotalvolumeofwaterinthewatertankafter10minutes.
(ii)WillthewateroverflowifbothTapAandTapBareturnonfor10minutes.
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