Answer:
Sales Revenue 1,218,000 1,218,000
Variable Cost 852,600 487,200
Contribution margin 365,400 730,800
Fixed Cost 292,320 657,720
Operating Income 73,080 73,080
Explanation:
Variable cost 852,600 / 42,000 units = 20.3 then - 8.7 for the decrease due to nex equipment = 11.6 Then 11.6 x 42,000 = 487,200