Answer:
When you earn 245 game points and 20 triple bonus points your score is 305 points.
Step-by-step explanation:
First we analize the expression for the score.
The expression is 
The score is a function that depends of the variables ''p'' and ''b''. Let's write the function ''score'' as S ⇒

The total game points and triple bonus points must be greater than or equal to 0 ⇒ 
That's the domain for the function.
To find the score, we replace
and
in the score expression :


Therefore, your score is 305 points.