| 41 | 43 | 4 |
| 47 | 53 | 36 |
| ? | 61 | 4 |
A) 57
B) 59
C) 63
D) 67
Correct Answer: B
Solution :
\[{{(41-43)}^{2}}=4;{{(47-53)}^{2}}=36\] \[\therefore \]\[{{(x-61)}^{2}}=4\Rightarrow x=59\]
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