Mighty Muffler, Inc. operates an automobile service facility that specializes in replacing mufflers on compact cars. The following table shows the costs incurred during a month when 700 mufflers were replaced. Muffler replacements Total costs: Fixed costs Variable costs Total costs Cost per muffler replacement: Fixed cost Variable cost Total cost per muffler replacement Required: 600 700 100 a P56,000 e 28,000 P84,000 g h 1 k m a. Fill in the missing amounts, labeled (a) through (o), in the table. 800 b 47 b. Compute income, assuming that the service fee per muffler replacement is P120, and that the company made 730 muffler replacements during the period.