The manager of a restaurant found that the cost to produce

300 cups of coffee is $30.74, while the cost to produce

500 cups is $50.34

Assume the costC(x) is a linear function ofx, the number of cups produced. Answer parts a and b.

a. Find a formula forC(x). Choose the correct answer below.

C(x)equals

=

(Use integers or decimals for any numbers in theexpression.)

b. Find the total cost of producing 1200

The total cost of producing 1200

1200 cups is $

(Type an integer or decimal rounded to two decimal places asneeded.)