required 2 and 3

Cove's Cakes is a local bakery. Price and cost information follows: Assume that Cove sold 390 cakes last month. Calculate the company's degree of operating leverage. Note: Do not round Intermediate calculations. Round your answer to 2 decimal places. Using the degree of operating leverage, calculate the change in profit caused by a 11 percent increase in sales revenueNote: Round your final answer to 2 decimal places. (1.e. 0.1234 should be entered as 12.34%