英文英语数学题小学初中15

英数第三周周一1.Allofthefollowingarefactorsof10101except().A.17B.13C.7D.32.Ifthediameterofacircleisaninteger,itsradiuscouldbe().A.7.25B.7.5C.7.75D.π3.Iftwoquadrilateralsshareaside,theresultingfigurecouldnotbe().A.ahexagonB.apentagonC.asquareD.atriangle4.11ones+11tens+11hundreds=().5.Whichofthefollowingis2lessthan4morethanhalfitself?A.1B.2C.4D.86.Annis2cmshorterthanBob,whois1cmshorterthanCarl.IfDeeis4cmtallerthanAnn,whoisthetallest?7.GumpwenttovisitTom.Healtogetherwalked1200meters.Forthefirst400meters,hewalkedataspeedof5meterspersecond,andfortherest800meters,hewalkedat2.5meterspersecond.Sowhat’shisaveragespeedofthewholejourney?8.Inapieceofalloy,theratioofcoppertozincis2:3.Nowweadd120gramsofcopperand40gramsofzinc,andget660gramsofalloy.Sowhat’stheratioofcoppertozincinthenewalloy?9.ThereareteneggsandTomeats1or2eggsperday.InhowmanydifferentwayscanTomeatuptheseeggs?10.Calculate:(1+0.12+0.23+0.34)×(0.12+0.23+0.34+0.45)－(1+0.12+0.23+0.34+0.45)×(0.12+0.23+0.34)答案：1.A2.B3.D4.12215.C6.Dee7.3(m/s)8.16:179.8910.0.45