Find the missing character.

A. 24
B. 30
C. 36
D. 40
Answer: Option B
Solution(By Examveda Team)
Logic:
[(21 -17) * (5 +7)/2 ] = 24
[(28 -25) * (13 +7)/2 ] = 30
[(16 -10) * (2 +8)/2 ] = 30
Very nice