d. Use the data to compute the return on sales. Amount Gross Sales P 325 000 Less: Sales Discounts 3 000 Sales ret.& allow 2 000 Net Sales 320 000 Less: Cost of Sales 145 600 Gross Profit 174 400 Operating Expenses 105 200 Net Income before Tax 69 200 Income Tax 24 220 Net Income after Tax P 44 980​