Murugan Ltd. had the following results for the year Sales Less: Variable costs $ 45,000 39,000 Net operating income $ 6,000 The average selling price for the units sold was $15 per unit and average variable cost $9 per unit. Required: Prepare a contribution margin income statement. Murugan Ltd. Contribution margin income statement Sales $ 45,000 Less: variable costs Contribution margin Less: fixed expenses Net income