10 + 10 + 10 + 10 is the same as 20 + ? |
A) 40
B) 30
C) 20
D) 10
Correct Answer: C
Solution :
10 + 10 + 10 + 10 = 40 = 20 + 20 \[\therefore \]The required number is 20.You need to login to perform this action.
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