Which number will replace the question mark?

Question: Football, Criketball, tennisball, basketball math equation
Which number will replace the question mark?

Answer: 15
The values are:
Basketball: 3
Tennis ball: 5
So, the answer is 15.

Question: Football, Criketball, tennisball, basketball math equation
Which number will replace the question mark?

Answer: 15
The values are:
Basketball: 3
Tennis ball: 5
So, the answer is 15.