A) 10 + 10 = 20
B) 20 + 10 = 30
C) 30 + 10 = 40
D) 40 + 7 = 47
Correct Answer: D
Solution :
From part [a] to [c] addition of 10 in each number is followed. But in option [d] adding of 7 rule is followed.You need to login to perform this action.
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