Data table Airborne Travel uses the contribution margin income statement intemally. Alrborne's first quarter results are as follows (Click the lcon to view the income statement.) Airbome's relevant range is sales of behveen $140,000 and $660,000 Read the requirements. Requirement 1. Prepare contribution margin income statements at sales levels of $230,000 and $480,000 (Hint: Use the conitribution margin ratio) Begin by preparing the contribution margin income statement at the $230,000 level. (Round the variable expense rate to the nearest whote percent. Enfer losses with a minus sign of parentheses) Now prepare the contribution margin income statement at the $480,000 level. (Round the variable expense rate to the nearest whole percent. Enter losses With a mintis sign of parentheses.) Airborne Travel Now prepare the contribution margin income statement at the 5480,000 level. (Round the variable expense rate to the nearest whole percent. Enter losses with a minus sign or parentheses.) Requirement 2. Compute breakeven sales in dollars Begin by identifying the formula to compute the breakeven sales in doltars