小升初数学(英文) 4页

小升初数学（英语出题）一、填空1.Ifhalfofanumberis30,thenthree-quartersofthatnumberis________.2.Thesumofthedigitsofthefollowingproduct999*555is________.3.Threepositiveintegershaveasumof28,Thegreatestpossibleproductthattheseintegerscanhaveis________.4.Inwhatfollows,□and△aredifferentnumbers.When503isdividedby□theremainderis20.When503isdividedby△theremainderis20.When493isdividedby□×△theremainderis________.5.Leta,bandcarerationalnumberswhichsatisfya-7b+8c=4and8a+4b-c=7.Thena^2-b^2+c^2=________.6.Duringasale,thepriceofabookisreduced（减少）by25%.Thesalepriceisthenfurther（进一步地）reducedby40%.Thecostofthebookasapercentage（百分率）oftheoriginal（原来的）priceis________.7.a/bisafraction（分数）.If2isaddedtothenumerator（分子）,thevalueofthefractionis1/2.If3isaddedtothedenominator（分母）,thefractionhasavalueof1/3.Thevalueofthesuma2+b2is()8、Ifnisanintegerand2nisamultiple（倍数）of3,then5nmustbeamultipleof（）内部测试第4页（共4页）\n二、解答题1.Xiaolithisyearistheageofhermother’sagetwoseventh,fiveyearslater,Xiaoliagewillbehermother’sthreeeight.HowoldisXiaolithisyear?2.In2006,9MarchfallsonThursday.Onwhatdayoftheweekwill9Marchfallin2012?内部测试第4页（共4页）\n3.Howmanysquaremetersgrassistheareaofthegoatcangetatmost?(单位：m)3334Goat4.Pleasecalculatethevolumeofthefollowingdiagram.(单位:cm)d=5464内部测试第4页（共4页）\n5.Tommakesaroundtripof150kilometreseachway.ComingbackTomwasabletoaverage25kilometersperhourfasterthanhehadgoing.Ifthetotaltriptookthreeeandahalfhours,thehowlongdidittakehimtocomeback?6.Ittakes15daystofinishaprojectbyTeamAandTeamB.AfterTeamAandTeamBtogetherdoitfor10days,TeamBdoitfor6daysalone.Nowthereis10percentoftheprojectleft.Question:HowmanydaysdoseTeamAdoitalonefor?内部测试第4页（共4页）