Wilma Company must decide whether to make or buy some of its
components. The costs of producing 60,200 switches for its
generators are as follows. Direct materials $29,900 Variable
overhead $45,700 Direct labor $25,990 Fixed overhead $76,000
Instead of making the switches at an average cost of $2.95
($177,590 ÷ 60,200), the company has an opportunity to buy the
switches at $2.67 per unit. If the company purchases the switches,
all the variable costs and one-fourth of the fixed costs...