A) a = 3, b = 9
B) a = 6, b = 4
C) a = 9,b = 3
D) a = 6, b = 6
Correct Answer: C
Solution :
5 \[\] 0 - \[\] 7 2 __________ 2 1 8 __________ 8 + 2 = 10 \[\to \] is carried to tens place \[\therefore \] (a) = 7 + 1 + = 9 and (b) = 5- 2 = 3You need to login to perform this action.
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