Please answer "C."

In the most recent month, Shoemaker Corporation's total contribution margin was $29,600 and its net operating income $3,000. A. Compute the degree of operating advantage to two decimal places -29,600/3,000 9.87 B. Using the degree of operating leverage, estimate the percentage change in net operating income that should result from a 10% increase in sales. -1096 x 9.87-98.70% C. Using the answer from "B," compute the operating income