I only need 1 answer, What is the operating leverage if sales increase by 20%.

This is the 3rd time I have posted this question . Noone gets it right. First person thought Sales Commissions was a fixed expense (its variable) so the Contribution Margin was wrong. Second person thought ir was 31.4%. I thought it was 3.14. Please be careful. The correct answers are included except the OPERATING LEVERAGE TIMES 20%.

The following income statement was drawn from the records of Munoz, a merchandising firm: Required a. Reconstruct the income statement using the contribution margin format. b. Calculate the magnitude of operating leverage. c. Use the measure of operating leverage to determine the amount of net income Munoz will earn if sales increase by 20 percent. Complete this question by entering your answers in the tabs below. Reconstruct the income statement using the contribution margin format. Complete this question by entering your answers in the tabs below. Calculate the magnitude of operating leverage. Use the measure of operating leverage to determine the amount of net income Munoz will earn if sales increase by 20 percent. (Round your intermediate calculations and "Operating leverage" answer to 2 decimal places. Round the "Net income" value to nearest whole dollar.)