A) 56
B) 48
C) 49
D) 196
Correct Answer: C
Solution :
The rule is \[a+b={{\left( \frac{a+b}{2} \right)}^{2}}\] \[3+5={{\left( \frac{3+5}{2} \right)}^{2}}\text{etc}\text{.}\] \[\therefore 11+3={{\left( \frac{11+3}{2} \right)}^{2}}=49\]
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