Trend Percentages Net sales, net income, and total asset figures for Vibrant Controls, Inc., for five consecutive years are given below (Vibrant manufactures pollution controls): Net sales Net income Total assets Annual Amounts (Thousands of Dollars) Year 1 Year 2 Year 3 Year 4 Year 5 $71,500 $79,800 $84,250 $88,400 $94,700 3,200 3,650 3,900 4,160 4,790 42,500 45,400 48,700 51,000 54,900 Required a. Calculate trend percentages, using Year 1 as the base year. b. Calculate the return on sales for each year. Round trend percentage answers to one decimal place (ex: 0.2345 = 23.5). Trend Percentages Year 1 Year 2 Year 3 Year 4 Year 5 Net sales Net income Total assets Round answers to 2 decimal places (ex: 0.02345 = 2.35%). Year 1 Year 2 Year 3 Year 4 Return on Sales % % % % Year 5 %