need help with 19 and 20

Question 19 (1 point) RR, Inc has sales of 4000, and net income of 432.2. Calculate RR's Profit Margin. (Answers should be entered to four decimal places. ex. 0.0951) Your Answer: Answer Question 20 (1 point) Porter, Inc. has accounts receivable of 60, inventory of 360, current liabilities of 385, and sales of 875. Calculate Porter, Inc.'s inventory turnover ratio. a) 1.75 Ob) 2.30 c) 2.43 d) 3.19 e) 5.97