Subject :IMO Class : Class 1
Which pair of cards has even sum?
A 
B 
C 
D 
A. 4 9 = 13, Odd B. 5 8 = 13, Odd C. 7 4 = 11, Odd D. 5 9 = 14, Even
Ans 1:
Class : Class 2
A. 4 9 = 13, Odd B. 5 8 = 13, Odd C. 7 4 = 11, Odd D. 5 9 = 14, Even