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文件名称:袋鼠数学竞赛Level E【9-10年级】2008年真题英文版含答案.pdf
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InternationalKangarooMathematicsContest2008

JuniorLevel:Class(910)MaxTime:2Hours

3-pointproblems

1)

Thereare5boxesandeachboxcontainssomecardslabelledA,E,I,O,Uasshown.Aslam

wantstoremovecardsfromeachboxinsuchawaythatattheendeachboxcontainsonlyone

card,anddifferentboxescontaincardswithdifferentletters.Whatcardremainsinbox2?

A)AB)EC)ID)OE)U

2)

AmirandAhmaddidcompeteinrunningon200meters.Ahmaddiditunderhalfofthe

minute,butAmirdiditunderthehundredthpartofonehour.Whoandbyhowmanyseconds

wasfaster?

A)Ahmadby36secondsB)Amirby24seconds

C)Ahmadby6secondsD)Amirby4seconds

E)Theydiditbyequaltime

3)

TogreettheNewYearday2008,AkramputonaT-shirtwithprintedonit,

andstoodinfrontofamirroronhishands,withhisfeetup.Whatwasseeninthemirrorby

hisfriendZahid,whostood(onthisfeet)besideAkram?

A)B)C)D)E)

4)

a=2??4,b=?2?3,c=2?8,d=0??6ande=(-12)÷(-2)

()()()()

Howmanyoftheseresultsarenotequalto6?

A)0B)1C)2D)4E)5

5)

WhatisthelengthoflineABifthesideofeachofthefourB

squaresshownis1m?

A)5B)13C)5+2

D)5E)noneoftheprevious

A

6)

Whatsmallestnumberoflettersshou