Answer:
I think it is C= 9800 + 25n
Step-by-step explanation:
This is because you have to set it equal to the total cost witch is C. Now you put have to put 25n as the number of toy's manufactured . Then set 9800 up as what is added to the money added to the money per toy made. This is how i got my answer.
Mark brainiest if this helped you.