Find the missing number.

A. 5

B. 21

C. 9

D. 10

Answer: Option A

Solution(By Examveda Team)

Second Row, 2*9 + 3*17 = 69.

Third Row, 2*13 + 3*11 = 59.

Let missing number be x,
2x + 3*13 = 49.

or, x = 5.