1amazon 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.