| Find the wrong number in the series : |
| 30, 27, 36, 45, 72 |
A) 30
B) 27
C) 36
D) 72
Correct Answer: A
Solution :
[a] \[\begin{align} & 3+0=3 \\ & 2+7=9 \\ & 3+6=9 \\ & 4+5=9 \\ & 7+2=9 \\ \end{align}\]
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