A food truck vendor that sells pizza must pay a monthly fee to operate the food truck on the Blinn-Bryan Campus. The fixed cost in dollars of selling x pizzas in a month is $300. The marginal cost for selling x pizzas a month is $3.25.

a)find a linear cost function, C(x)for the expenses.

b)Find and interpret the total cost of sales levels of 60 pizzas and 200 pizzas.

c)Find the average cost function.

d)Find and interpret the average cost at sales levels of 60 pizzas and 200 pizzas.