Janelle Heinke, the owner of Ha'Peppas!, is considering a new oven in which to bake the firm's signature dish, vegetarian pizza. Oven type A can handle 22 pizzas an hour. The fixed costs associated with oven A are \$22,500 and the variable costs are $3.00 per pizza. Oven B is larger and can handle 42 pizzas an hour. The fixed costs associated with oven B are $32,500 and the variable costs are $1.00 per pizza. The pizzas sell for $12.00 each. a) The break-even point in units for oven type A= units (round your response to the nearest whole number)