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 600 mufflers were replaced.

Required:

Fill in the missing amounts, labeled (a) through (o), in the table.

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Total costs: Fixed costs Variable costs Total costs.. Cost per muffler replacement: Fixed cost Variable cost Total cost per muffler replacement Muffler Replacements 600 |-|- |-|-| $42,000 30,000 $72,000 h k n |-|-|- |-|-|-