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

　　answers:（仅为我个人解法,如有更为独特解法,欢迎留言!）

　　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.