Suppose a pizza parlor has the following production costs: $3.003.00 in labor per pizza, $1.001.00 in ingredients per pizza, $0.500.50 in electricity per pizza, $2,5002,500 in restaurant rent per month, and $400400 in insurance per month. Assume the pizza parlor produces 3,0003,000 pizzas per month. What is the variable cost of production (per month)?