Barrack Inc. manufactures laser printers within a relevant range of production of 50,000 to 70,000 printers per year. The following partially completed manufacturing cost schedule has been prepared:

Number of Printers Produced

70,00090,000100,000

Total costs:

Total variable costs$350,000(d)(j)

Total fixed costs 630,000(e)(k)

Total costs$980,000(f)(l)

Cost per unit:

Variable cost per unit(a)(g)(m)

Fixed cost per unit(b)(h)(n)

Total cost per unit(c)(i)(o)

Complete the preceding cost schedule, identifying each cost by the appropriate letter (a) through (o).