1 Amazon Best Buy Walmart 2 Sales $88,988.00 $40,339.00 $485,651.00 3 Cost of sales 62,752.00 31,292.00 365,086.00 4 Gross profit $26,236.00 $9,047.00 $120,565.00 5 Selling, general, and administrative expenses 26,058.00 7,592.00 93,418.00 6 Operating expenses 0.00 5.00 0.00 7 Income from operations $178.00 $1,450.00 $27,147.00 1. Prepare comparative common-sized income statements for each company. Enter all amounts as positive numbers. Round percentages to one decimal place. 2. Use the common-sized analysis to compare the financial performance of the three companies.