E5.7 Financial information is presented here for two companies. Yanik Company Nunez Company Sales revenue $90,000 ? Sales returns and allowances ? $ 5,000 Net sales 84,000 100,000 Cost of goods sold 58,000 ? Gross profit ? 40.000 Operating expenses ?4,380 ? Net income ? 17,000 Instructions (a) Fill in the missing amounts. Show all computations. (b) Calculate the profit margin and the gross profit rate for each company. (c) Discuss your findings in part (b). E5-8 In its income statement for the s-ear ended December 31. 2014, Gavin Compan reported the following condensed data