问题:

【GMAT数学题请说明理由哇InTownX,64percentofthepopulationareemployed,and48percentofthepopulationareemployedmales.WhatpercentoftheemployedpeopleinTownXarefemales?A.x0516%B.x0525%C.x0532%D.x0540%E.x0552%】

更新时间:2024-04-25 14:52:39

问题描述:

GMAT数学题请说明理由哇

InTownX,64percentofthepopulationareemployed,and48percentofthepopulationareemployedmales.WhatpercentoftheemployedpeopleinTownXarefemales?

A.x0516%

B.x0525%

C.x0532%

D.x0540%

E.x0552%

高桥清回答:

  LettotalpopulationbeP.LetemployedpeoplebeE=0.64PandsoemployedmaleisEM=0.48P,thereforeemployedfemaleEF=E-EM=0.16P,soEFisabout0.16P/0.64P=0.25oftheemployedpeoplei...

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