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1、MathSection------------------------------------------------------------------------------------------------------------Q1:Ifx2=4andy2=7,thenx6–y4=A.33B.25C.15D.-3E.-33Answer:---------------------------------------------------------------------------------------------
2、---------------Q2:Thereare11womenand9meninacertainclub.Iftheclubistoselectacommitteeof2womenand2men,howmanydifferentsuchcommitteesarepossible?A.120B.720C.1,060D.1,520E.1,980Answer:---------------------------------------------------------------------------------------
3、---------------------Q3:Ifp,s,andtarepositiveprimenumbers,whatisthevalueofp3s3t3?(1)p3st=728(2)t=13A.Statement(1)ALONEissufficient,butstatement(2)aloneisnotsufficient.B.Statement(2)ALONEissufficient,butstatement(1)aloneisnotsufficient.C.BOTHstatementsTOGETHERaresuffi
4、cient,butNEITHERstatementALONEissufficient.D.EACHstatementALONEissufficient.E.Statements(1)and(2)TOGETHERareNOTsufficient.Answer:------------------------------------------------------------------------------------------------------------Q4:Ifxandyareintegers,whatisth
5、evalueof2x6y-4?(1)x2y=16(2)xy=4A.Statement(1)ALONEissufficient,butstatement(2)aloneisnotsufficient.B.Statement(2)ALONEissufficient,butstatement(1)aloneisnotsufficient.C.BOTHstatementsTOGETHERaresufficient,butNEITHERstatementALONEissufficient.D.EACHstatementALONEissuf
6、ficient.E.Statements(1)and(2)TOGETHERareNOTsufficient.Answer:------------------------------------------------------------------------------------------------------------Q5:Adepartmentmanagerdistributedanumberofpens,pencils,andpadsamongthestaffinthedepartment,witheach
7、staffmemberreceivingxpens,ypencils,andzpads.Howmanystaffmemberswereinthedepartment?(1)Thenumbersofpens,pencils,andpadsthateachstaffmemberreceivedwereintheratio2:3:4,respectively.(2)Themanagerdistributedatotalof18pens,27pencils,and36pads.A.Statement(1)ALONEissufficien
8、t,butstatement(2)aloneisnotsufficient.B.Statement(2)ALONEissufficient,butstatement(1)aloneisnotsufficient.C.BOTHstatementsTOGETHERa
