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2008 Hope Cup Junior Two Mathematics Competition Preliminary Examination Questions
Answer:

1- 10:BBACABBDBC

1 1:257

12:M=N

13: 13

14: positive and negative radical sign [2]

15:-45

16:2

17:25

18:2008

19:-20

20:5

2 1:7,8

22: 12,6

23:0.25ab, radical sign [0.5 (A 2+B 2)

24: 1,(x-y)(x^2-y^2+4xy)

25:40 degrees, 120 degrees