字典翻译 问答 小学 英语 英语数学题,有点多的1.Twonumbersdifferby57.Theirsumis185.Findthenumbers.Choicesforthesmallernumber:546474.2.Abuswent318kmfartherthanacar.Thecarwentonethirdasfarasthebus.Howfardideachvehicletravel?C
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英语数学题,有点多的1.Twonumbersdifferby57.Theirsumis185.Findthenumbers.Choicesforthesmallernumber:546474.2.Abuswent318kmfartherthanacar.Thecarwentonethirdasfarasthebus.Howfardideachvehicletravel?C
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英语数学题,有点多的

1.Twonumbersdifferby57.Theirsumis185.Findthenumbers.Choicesforthesmallernumber:546474.

2.Abuswent318kmfartherthanacar.Thecarwentonethirdasfarasthebus.Howfardideachvehicletravel?Choicesforthesmallernumber:147151159

3.onenumberisfourtimesanothernumber.Thelargernumberisalso87morethanthesmallernumber.Findthenumbers.Choicesforthesmallernumber:293033

4.Aclownweights60lbmorethanatrapezeartist.Thetrapezeartistweighstwothidsasmuchastheclown.Howmuchdoeseachweigh?choicesfortheweightofthetrapezeartist:110120125

5.TheU.S.Senatehas100memebers,allDemocratsorRepublicans.Recentlytherewere12moreDemocratsthanRepublicans.HowmanySenatorsfromeachpoliticalpartywerethereatthattime?ChoicesforthenumberofRepublicans:384244

6.Theninthgradeclasshas17moregirlsthanboys.thereare431studentsinall.howmanyboysarethere?howmanygirlsarethere?Choicesforthenumberofboys:191202207

7.ElenahasoneandahalftimesasmuchmoneyasRamon.Togethertheyhave225.howmuchmoneydoeseachhave?

ChoicesforRamom'samount;809095

8.Westernstatecollegeis18yearsolderthansouthernstate.westernisalso2andthehalftimesasoldassouthern.howoldiseach?Choiceforsouthernstate'sage:121418

刘菁菁回答:
  解析   1.设较小数为x.   x+x+57=185   x=64.   2.设轿车行驶了x千米.   318+x=3x   x=159千米   轿车行驶了159千米,公车行驶了318+159=477千米.   3.设较小数为x.   4x=x+87   x=29.   4.60+x=3x/2   x=120   5.LetthenumberofRepublicansbex.   x+x+12=100   x=44   6.设有x名男生   x+x+17=431   x=207名   有男生207名,女生431-207=224名.   7.设Ramom有x元.   x+3x/2=225   x=90元   8.设southernstatescollege有x年历史.   x+18=5x/2   x=12年.
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