Write the structure of Income statement - multiple form, why this form is more suitable than single step form for the users of financial statements? What information do we obtain when we calculate gross profit margin and net profit margin? Please explain and calculate both ratios from the following data, all are in Euro, Sales =150000, Sales R&A= 1500, Sales Discounts = 3500, COGS= 48000, Selling and G&Adm Expenses = 28000, tax rate is 20%.