also, if the companys operating income increased by 20%, what is the percentage increase in the companys sales?

Question 11 The following is Allison Corporation's contribution format income statement for last month: Sales: $900,000 Variable Expenses: $600,000 Contribution Margin: $300,000 Fixed Expenses: $150,000 Net Operating Income: $ ?????? The company has no beginning or ending inventories. The company produced and sold 15,000 units last month. What is the Company's Contribution Margin Ratio? 33% 60% 62.5% 160%