Using the following per-unit and total amounts, prepare a flexible budget at the 14,000-, 15,000-, and 16,000-unit levels of production and sales for Natural Products Inc.: Selling price per unit............................................ Direct materials per unit ........................................ Direct labor per unit............................................. Variable factory overhead per unit.............................. Fixed factory overhead.......................................... Variable selling and administrative expense per unit . . . . . . . . . . Fixed selling and administrative expense ...................... $ 75.00 $ 24.00 $ 7.50 $ 15.00 $75,000 $ 12.00 $80,000