?
(A)-1/2
(B)1/2
(C)1
(D)-1
(E)2
Question#6:
Ifintegersm>2andn>2,howmany(m,n)pairssatisfytheinequality
mn<100?
(A)2
(B)3
(C)4
(D)5
(E)7
Question#7:
TheUSdeerpopulationincreaseis50%every20years.Howmaytimes
largerwillthedeerpopulationbein60years?
(A)2.275
(B)3.250
(C)2.250
(D)3.375
Question#8:
Findthevalueofxifx+y=13andx-y=5.
(A)2
(B)3
(C)6
(D)9
(E)4
Question#9:
US
UK
3
2
1
4
4
1
Thenumberofmedalswonatatrackandfieldchampionshipisshowninthetable
above.WhatisthepercentageofbronzemedalswonbyUKoutofallmedalswonby
the2teams?
2-b·x+1=0?
(E)2.500
Medals
gold
silver
bronze
(A)20%(B)6.66%(C)26.6%(D)33.3%(E)10%
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Question#10:
Theedgesofacubeareeach4incheslong.Whatisthesurfacearea,in
squareinches,ofthiscube?
(A)66(B)60(C)76(D)96(E)65
Question#1:
Thesumofthetwosolutionsofthequadraticequationf(x)=0isequal
to1andtheproductofthesolutionsisequalto-20.Whatarethesolutionsofthe
equationf(x)=16-x?
(a)x1
=3andx2
=-3
(b)x1=6andx2=-6
(c)x1=5andx2=-4
(d)x1=-5andx2=4
(e)x1
=6andx2
=0
Question#2:
Inthe(x,y)coordinateplane,threelineshavetheequations:
l1:
y=ax+1
l2:
y=bx+2
l3:
y=cx+3
Whichofthefollowingmaybevaluesofa,bandc,iflinel3isperpendiculartoboth
linesl1andl2?
(a)a=-2,b=-2,c=.5(b)a=-2,b=-2,c=2
(c)a=-2,b=-2,c=-2(d)a=-2,b=2,c=.5
(e)a=2,b=-2,c=2
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Question#3:
Themanagementteamofacompanyhas250menand125women.If
200ofthemanagershaveamasterdegree,and100ofthemanagerswiththemaster
degreearewomen,howmanyofthemanagersaremenwithoutamasterdegree?
(a)125(b)150(c)175(d)200(e)225
Question#4:
Inthefigurebelow,theareaofsquareABCDisequaltothesumofthe
areasoftrianglesABEandDCE.IfAB=6,thenCE=
(a)5
(b)6
(c)2
(d)3
(e)4
Question#5:
Ifαandβaretheanglesoftherighttriangleshowninthefigureabove,thensin
2α+
sin2βisequalto:
(a)cos(β)(b)sin(β)(c)1(d)cos2(β)(e)-1
Question#6:
Theaverageofnumbers(a+9)and(a-1)isequaltob,whereaandbare
integers.Theproductofthesametwointegersisequalto(b-1)2.Whatisthevalueof
a?
(a)a=9(b)a=1(c)a=0(d)a=5(e)a=11
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Question#1:
Iff(x)=xandg(x)=√x,x≥0,solutionswhatareofthef(x)=g(x)?
(A)x=1(B)x1=1,x2=-1
(C)x1=1,x2=0(D)x=0
(E)x=-1
Question#2:
WhatisthelengthofthearcABinthefigurebelow,ifOisthecenterof
thecircleandtriangleOABisequilateral?
Theradiusofthecircleis9
(a)π(b)2·π(c)3·π(d)4·π(e)π/2
Question#3:
Whatistheprobabilitythatsomeonethatthrows2dicegetsa5anda6?
Eachdicehassidesnumberedfrom1to6.
(a)1/2(b)1/6(c)1/12(d)1/18(e)1/36
Question#4:
AcyclistbikesfromtownAtotownBandbacktotownAin3hours.He
bikesfromAtoBataspeedof15miles/hourwhilehisreturnspeedis10miles/hour.
Whatisthedistancebetweenthe2towns?
(a)11miles(b)18miles(c)15miles(d)12miles(e)10miles
Question#5:
Thevolumeofacube-shapedglassC1ofedgeaisequaltohalfthe
volumeofacylinder-shapedglassC2.TheradiusofC2isequaltotheedgeofC1.
WhatistheheightofC2?
(a)2·a/π(b)a/π(c)a/(2·π)(d)a/π(e)a+π
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Question#6:
Howmanyintegersxaretheresuchthat2x<100,andatthesametime
thenumber2x+2isanintegerdivisiblebyboth3and2?
(a)1(b)2(c)3(d)4(e)5
Question#7:
sin(x)cos(x)(1+tan2(x))=
(a)tan(x)+1(b)cos(x)
(c)sin(x)(d)tan(x)
(e)sin(x)+cos(x)
Question#8:
If5xy=210,andxandyarepositiveintegers,eachofthefollowing
couldbethevalueofx+yexcept:
(a)13
(b)17
(c)23
(d)15
(e)43
Question#9:
Theaverageoftheintegers24,6,12,xandyis11.Whatisthevalueof
thesumx+y?
(a)11
(b)17
(c)13
(d)15
(e)9
Question#10:
Theinequality|2x-1|>5mustbetrueinwhichoneofthefollowing
cases?
I.x<-5II.x>7III.x>0
1.Threeunitcirclesarearrangedsothateachtouchestheothertwo.Findtheradiiofthetwocircleswhichtouchallthree.
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2.Findallrealnumbersxsuchthatx+1=|x+3|-|x-1|.
3.
(1)
Givenx=(1+1/n)
n,y=(1+1/n)
n+1,showthatx
y=yx.
(2)
Showthat1
2-22
+32-42+...+(-1)
n+1n2=(-1)
n+1(1+2+...+n).
4.Allcoefficientsofthepolynomialp(x)arenon-negativeandnoneexceedp(0).If
p(x)hasdegreen,showthatthecoefficientofxn+1inp(x)2isatmostp
(1)2/2.
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5.Whatisthemaximumpossiblevalueforthesumoftheabsolutevaluesofthe
differencesbetweeneachpairofnnon-negativerealnumberswhichdonot
exceed1?
6.ABisadiameterofacircle.XisapointonthecircleotherthanthemidpointofthearcAB.BXmeetsthetangentatAatP,andAXmeetsthetangentatBatQ.ShowthatthelinePQ,thetangentatXandthelineABareconcurrent.
7.Fourpointsonacircledivideitintofourarcs.Thefourmidpointsforma
quadrilateral.Showthatitsdiagonalsareperpendicular.
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8.Findthesmallestpositiveintegerbforwhich7+7b+7b2isafourthpower.
9.Showthattherearenopositiveintegersm,nsuchthat4m(m+1)=n(n+1).
10.ABCDisaconvexquadrilateralwitharea1.ThelinesAD,BCmeetatX.ThemidpointsofthediagonalsACandBDareYandZ.FindtheareaofthetriangleXYZ.
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11.Asquarehastensdigit7.Whatistheunitsdigit?
12.Findallorderedtriples(x,y,z)ofrealnumberswhichsatisfythefollowingsystemofequations:
xy=z-x-yxz=y-x-zyz=x-y-z
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