At an output level of 45,000 units, you calculate that the degree of operating leverage is 2.79. Fixed costs are $175,000. a. What is the operating cash flow at 43,000 units? (Do not round intermediate calculations and round your answer to the nearest whole number, e.g., 32.) b. What is the degree of operating leverage? (Do not round intermediate calculations and round your answer to 3 decimal places, e.g., 32.161.) a. Operating cash flow b. DOL