A) 35
B) 37
C) 45
D) 47
E) None of these
Correct Answer: B
Solution :
Explanation Option (b) is correct. We have: \[\left( 3\times 3 \right)+\left( 5\times 6 \right)=39;\text{ }\left( 4\times 4 \right)+\left( 7\times 5 \right)=51.\] So, missing number \[=\left( 3\times 4 \right)+\left( 5\times 5 \right)=37.\]
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