2005-2023年袋鼠数学竞赛英文版level2适用3-4年级.pdf

Kangaroo2005—EcolierMaxTime:60min

Ecolier

Eachsolvedproblemgivesyou3points.

1.Abutterflysatdownonacorrectlysolvedexercise.What

numberisthebutterflycovering?

2005−205=1300+

(A)500(B)910

2.Sarahastwodolls,threeapples,achocolate,twooranges,fivepeachesandonebike.

IsittruethatSarahas10fruits?

(A)Yes(B)No

3.Fatimaboughtcookies,eachofthemcostsRs3.ShegaveRs10andobtained

Rs1ofthechange.HowmanycookiesdidFatimabuy?

(A)2(B)3

4.Ahmadisturningthetrianglearound

pointPasshowninthepicture.Inwhichposition

thetrianglewillappearafter7moves?

(A)(B)

5.19boysand12girlsareontheplayground.Isittruethatifonegirlgoeshome,thenthe

remainingchildrencanbedividedintosixequalteams?

(A)Yes(B)No

6.Therewere9piecesofpaper.Someofthemgotcutintothreeparts.Altogether,

therebecame15piecesofpaper.Howmanypieceswerecutintoparts?

(A)3(B)2

7.Asquarepieceofpaperhasbeencutinthreepieces.

Twoofthemareinthepictureontheright.Whatisthethirdone?

(A)(B)

1

Kangaroo2005—EcolierMaxTime:60min

8.Whatisthesmallestpossiblenumberofchildreninafamilyifeachchildhasatleastone

brotherandonesister?

(A)2(B)4

9.Ajacketofacowboyhasfivepockets.Ineachpockethehasputatleast1,butatmost5,shells.

Itturnedoutthatthenumbersofshellsinthepocketsaredistinct.Isittruethatthecowboyhad15

shells?

(A)Yes(B)No

10.Theelevator(lift)cannotcarrymorethan150kg.Fourfriend’sweight:60kg,80kg