Jamison Iravel uses the contribution margin income statement internally. Jamison's first quarter fesults are as tollows: (Clok the icon to view the income statement.) Jamison's relevant range is sales of between $120,000 and $630,000. Read the tequirements: Requirement 1. Prepare contribution margin income stabements at sales levels of $230,000 and $400,000. (Hint. Use the contribution thargin 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 ilosseb with a minus sign. parentheses.) Requirements 1. Prepare contribution margin income statements at sales levels of 5230,000 and $400,000. (Hint Une the contribution margin ratio) 2. Compute breakeven sales in dollars. Get more help . at sales levels of $230.000 and $400,000, (Hint. Use the contribution margin ratio.) e $230,000 tevel. (Round the variable expense rate to the nearest whole percent. Ent Data table