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Cost Volume Profit Analysis (Marks 3) Question 3. The following information is given for Indexia Manufacturing CC. Unit sales price R30 Variable cost per unit R 18 Total fixed cost R 15000 Required Determine the following: 2.3.1 Contribution margin per unit 2.3.2 Contribution margin Ratio 2.3.3 Break-even sales in unit 2.3.4 Break-even sales in Rand 2.3.5 Sales in units required to achieve a net income of R18000 2.3.6 Sales in units required to achieve net income of 20% on sales