Aussie Travel uses the contribution margin income statement internally. Aussie's first quarter results are as follows: E: (Click the icon to view the income statement.) Aussie's relevant range is sales of between $115,000 and $675,000. Read the ! Requirement 1. Prepare contribution margin income statements at sales levels of $230,000 and $400,000. (Hint: Use the contribution margin ratio.) .... Requirement 2. Compute breakeven sales in dollars. Begin by identifying the formula to compute the breakeven sales in dollars. ( )[ = Breakeven sales in dollars Data table Requirements 1. Prepare contribution margin income statements at sales levels of $230,000 and $400,000. (Hint: Use the contribution margin ratio.) 2. Compute breakeven sales in dollars