Find the missing number?

A. 1

B. 0

C. 4

D. 7

Answer: Option C

Solution(By Examveda Team)

In each diagram, read the upper and lower pairs of numbers as 2 digit values and add these together to give the result written at the top.

15 + 22 = 37.
38 + X = 92.
X = 92 - 38 = 54.
Missing Element = 4.