Compute and interpret the contribution margin ratio using the following data: sales, $5,000; total variable cost, $3,000. Contribution margin Contribution margin Contribution margin ratio Choose Choose Numerator / Denominator: Contribution margin ratio Contribution margin ratio Singh Co. reports a contribution margin of $960,000 and fixed costs of $720,000. (1) Compute the company's degree of operating leverage. (2) If sales increase by 15%, what amount of income willl Singh Co. report? Degree of operating leverage Percent change in income Amount of income reported Zhao Co. has fixed costs of $354,000. Its single product sells for $175 per unit, and variable costs are $116 per unit. If the company expects sales of 10,000 units, compute its margin of safety in dollars and as a percent of expected sales. Dollars Percent Margin of safety