mine missing nts and calculate ability ratios. Dueck Ltd. $ (6) 48,000 2,130,000 1.172.000 E5-11 Income statement information is presented here for two companies Marchant Ltd Sales $1,460,000 Sales returns and allowances 28.000 Net sales Cost of goods sold 657,000 Gross profit Operating expenses 580,000 Income from operations Other revenues 3.600 Other expenses Income before income tax [4] Income tax expense 38,600 Net income [5] [2] (7) [3] [8] 310,000 4,100 [9] [10] 250,900 Instructions (a) Calculate the missing amounts for items [1] to (10). (b) Calculate the gross profit margin and profit margin for each company