Andy needs to hire workers and use ovens to cook and serve pizzas. The number of ovens

Dan owns is fixed to be 4. The short-run production function is F(L)=40L^1/2

where L is the total number of hours of labor input per day. Suppose the cost of labor is $10 per hour

and the cost of each oven is $40 per day.

(a)

What is the total number of hours of labor needed to produce Q pizzas?

(b)

What is the fixed cost of cooking and serving Q pizzas?

(c)

What is the variable cost of cooking and serving Q pizzas?