| Directions: In each of the following questions, select the bated word / letters / number from the given alternatives. |
A) 10 : 100
B) 9 : 90
C) 13 : 169
D) 15 : 250
Correct Answer: B
Solution :
The relation is \[x:{{(x)}^{2}}+x\] \[(11\times 11)+11\] \[=121+11=132\] Similarly, \[(9\times 9)+9=81+9=90\]
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