prepare contribution margin income statements (learning objective 1) global travel uses the contribution margin income statement internally. global’s first- quarter results are as follows: $ 400,000 120,000 $ 280,000 170,800 $ 109,200 sales revenue less: variable expenses contribution margin less: fixed expenses operating income 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 a b c d global travel contribution margin income statement three months ended march 31 global’s relevant range is sales of between $135,000 and $675,000. requirements 1. prepare contribution margin income statements at sales levels of $270,000 and $410,000. (hint: use the contribution margin ratio.) 2. compute breakeven sales in dollars.