Simone免费SAT真题下载
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1.If2x+3=9,whatisthevalueof4x–3?
(A)5(B)9(C)15(D)18(E)212.If4(t+u)+3=19,thent+u=?(A)3(B)4(C)5(D)6(E)73.Inthexy-coordinate(坐标)planeabove,thelinecontainsthepoints(0,0)and(1,2).IflineM(notshown)containsthepoint(0,0)andisperpendicular（垂直）toL,whatisanequationofM?(A)y=-1/2x(B)y=-1/2x+1(C)y=-x(D)y=-x+2(E)y=-2x4.IfKisdivisibleby2,3,and15,whichofthefollowingisalsodivisiblebythesenumbers?(A)K+5(B)K+15(C)K+20(D)K+30(E)K+455.Thereare8sectionsofseatsinanauditorium.Eachsectioncontainsatleast150seatsbutnotmorethan200seats.Whichofthefollowingcouldbethenumberofseatsinthisauditorium?(A)800(B)1,000(C)1,100(D)1,300(E)1,7006.Ifrsuv=1andrsum=0,whichofthefollowingmustbetrue?(A)r<1(B)s<1(C)u=2(D)r=0(E)m=07.Theleastintegerofasetofconsecutiveintegers(连续整数)is–126.ifthesumoftheseintegersis127,howmanyintegersareinthisset?(A)126(B)127(C)252(D)253(E)2548.Aspeciallotteryistobeheldtoselectthestudentwhowillliveintheonlydeluxeroominadormitory.Thereare200seniors,300juniors,and400sophomoreswhoapplied.Eachsenior’snameisplacedinthelottery3times;eachjunior’sname,2time;andeachsophomore’sname,1times.Ifastudent’snameischosenatrandomfromthenamesinthelottery,whatistheprobabilitythatasenior’snamewillbechosen?（A）1/8(B)2/9(C)2/7(D)3/8(E)1/2
