新加坡入学考试英语数学

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1、MathematicsScreeningTestName:___________________________________Identityno:_________________________Date:__________________SeatNo:_________BCAACADEMYSCHOOLOFBUILDING&DEVELOPMENTSINGAPOREMATHEMATICSSCREENINGTESTSetA1.5HOURSInstructionstocandidates1.Donotturnoverthispageuntilyouaretoldtodos

2、o.2.Checkthatyouhavethecorrectexampaper,numberofpagesandquestions.3.ThispaperconsistsofTEN(10)questions(100marks).AnswerALLquestions4.WriteyourName,ICNO.andSeatNo.onthiscoverpage.5.AllanswersaretobewritteninTHISbooklet.6.DoNOTtearoutanypage.ThisbookletisthepropertyofBCAAcademyandmustnotbe

3、removedfromthetestcentre.7.Mobilephonesaretobeswitchedoffandelectronicequipmentsarenotallowedtobeused.8.Candidatesaretobringtheirownnon-programmablescientificcalculator.·Unlessotherwisestated,leaveyouranswersin3significantfigures.·Unlessthequestionsrequiretheanswersintermofπ,thecalculator

4、valueforπ=3.142shouldbeused.·Ifworkingisneededforanyquestion,itmustbeshownwiththeanswer.Omissionofessentialworkingwillresultinlossofmarks.ForOfficialUse:TestCentre:TestDate:Marks(/100):Marker:Checker:BCAAcademyPage17MathematicsScreeningTest1.Simplifythefollowingexpressionsusingfractionson

5、ly.Showyourworkingclearly.(a)(5marks)(b)(12.96)(5marks)(a)=(b)(12.96)=BCAAcademyPage17MathematicsScreeningTestBCAAcademyPage17MathematicsScreeningTest1.(a)Givenif27=81and3=27,find9.(5marks)(b)2.1x1032z2-36.5x103z-1=2.46x10-5,findz.(5marks)(a)9=6561(b)z=BCAAcademyPage17MathematicsScreening

6、Test1.(a)Thefollowingfigureshowsaright-angledtriangleanditsdimensions.Findx.(4marks)(x+3)cm(3x-2)cm(2x-1)cmx+32+2x-12=3x-22X=BCAAcademyPage17MathematicsScreeningTest3.(b)Apencilcasecontains2green,6redand12orangepens.Apenispickedoutatrandomandreplaced.Asecondpenisthenpickedoutatrandomandno

7、treplaced.Athirdpenisfinallypickedoutatrandom.Findtheprobabilitythatallthreepenspickedareofdifferentcolours.(6marks)P=BCAAcademyPage17MathematicsScreeningTestNorth1.(a)Thediagramshowsfourpoints,A,B,C,D,onlevelground.ItisgiventhatDisdueNorthofC,ABC=52°,ACD=120°andACB