3pointproblems
PROBLEM01
Azebracrossinghasalternatewhiteandblackstripes,eachofwidth50cm.Thecrossingstartsand
endswithawhitestripeandhas8whitestripesinall.Whatisthetotalwidthofthecrossing?
(A)7m(B)7.5m(C)8m(D)8.5m(E)9m
PROBLEM02
Theareaoftheshadedrectangleis13cm2andXandYarethemidpointsofthesidesofthetrapezium.
Whatistheareaofthetrapezium?
(A)24cm2(B)25cm2(C)26cm2(D)27cm2(E)28cm2
PROBLEM03
Giventhat=2×3+3×4+4×5,=2+3+4and=1×2+2×3+3×4,whichof
thefollowingstatementsistrue?
(A)(B)=(C)(D)(E)=
PROBLEM04
Anumberhastobewrittenateachofthedotsofthelatticeshownsothatthesumofthenumbersat
theendsofeachlinesegmentisthesame.
Twoofthenumbershavealreadybeenwritten.Whatnumbergoesintheplacelabelled?
(A)1(B)3(C)4(D)5(E)moreinformationisneeded
PROBLEM05
When2011wasdividedbyacertainnumber,theremainderwas1011.Whichof100,500or1000was
thedivisor?
(A)100(B)500(C)1000
(D)someothernumber(E)itisnotpossibletogetthisremainder
PROBLEM06
Arectangularmosaicwitharea360cm2ismadefromsquaretiles,allthesamesize.Themosaicis24
cmhighand5tileswide.Whatistheareaofeachtile?
(A)1cm2(B)4cm2(C)9cm2(D)16cm2(E)25cm2
PROBLEM07
Every4-digitnumberwhosedigitsaddupto4islistedindescendingorder.Inwhichplaceinthelistis
thenumber2011?
(A)6th(B)7th(C)8th(D)9th(E)10th