The sales mix for Emory's Hardware is as follows: Product A:4 units tir Rs. 8 saes price, Rs 6 variable cost per unit. Product B; 6 units it Rs.7 sules price; Rs 4 variahle cost per anit. Produet C: 8 units (a) R. 5 sales price, Rs 3 variable cost per unit. Emary's fixed costs are Re 42,000. Required: Fiad combine break-even units