a) Supply the missing figures in each independent company. Copy this table and complete all the missing figures. " Co. "1_ " Co. 2 "_ " Co. 3 "_ " Co. 4 "_ " Co. . 5 "_ Unit sales 500 500 ? ? ? Sales revenue 40,000 ? ? 75,000 30,000 Variable cost per unit 25 3 19 ? ? Total Contribution Margin ?4,000 ? ? 20,000 Fixed costs 8,250 ?48,000 ? ? Operating profit ? 200 ? ? ? Contribution per unit ? ? ? 5 4 Break-even point (units) ? ? 4,000 6,000 ? Margin of Safety (units) ? ? 1,500 -1,000 500 [Total 13 marks] Question 2 continued b) Liu Ltd produces one product only. The