【求教一道GMAT数学题Joannaboughtonly$0-查字典问答网
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来自何苏勤的问题

  【求教一道GMAT数学题Joannaboughtonly$0.15stampsand$0.29stamps.Howmany$0.15stampsdidshebuy?(1)x05Shebought$4.40worthofstamps.(2)x05Sheboughtanequalnumberof$0.15stampsand$0.29stamps.x05A.Statement(1)ALONEissuff】

  求教一道GMAT数学题

  Joannaboughtonly$0.15stampsand$0.29stamps.Howmany$0.15stampsdidshebuy?

  (1)x05Shebought$4.40worthofstamps.

  (2)x05Sheboughtanequalnumberof$0.15stampsand$0.29stamps.

  x05

  A.Statement(1)ALONEissufficient,butstatement(2)aloneisnotsufficient.

  B.Statement(2)ALONEissufficient,butstatement(1)aloneisnotsufficient.

  C.BOTHstatementsTOGETHERaresufficient,butNEITHERstatementALONEissufficient.

  D.EACHstatementALONEissufficient.

  E.Statements(1)and(2)TOGETHERareNOTsufficient.

2回答
2020-04-2623:08
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曹军

  由条件(1)可求二者数量都是10张

  条件(2)却不可以

  所以选择A

2020-04-26 23:09:41
何苏勤

  参考答案是选D。。。不过我觉得参考答案明显是错了

2020-04-26 23:12:23
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