i need help with part B.

Problem 3-6 (Algo) Profitability ratios [LO3-2] Dr. Zhivigo Dlagnostics Comporation's income statement for 201 is as follows: a. Compute the proft margin for 201 Note: Input the profit margin as 0 percent rounded to 2 decimol places. b. Assume that in 202. sales increase by 10 percent and cost of goods sold increases by 20 percent. The firm is able to keep alt other expenses the came. Assume a tax rate of 30 percent on income befote taxes. What is income after taxes and the profit margin for 2023 Note: Input the profit margin as a percent rounded to 2 decimal places