Jamison Travel uses the contribution margin income statement internally. Jamison's first quarter results are as follows: (Click the icon to view the income statement.) Jamison's relevant range is sales of between $120,000 and $630,000. Read the requirements. Requirement 1. Prepare contribution margin income statements at sales levels of $230,000 and $400,000. (Hint: Use the contribution margin ratio.) Begin by preparing the contribution margin income statement at the $230,000 level. (Round the variable expense rate to the nearest whole percent. Enter losses with a minus sign or parentheses.) 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