Net sales, net income, and total assets for Amble Construction, Inc., for a four-year period follow: (Click the icon to view the data.) Read the requirements ... Requirement 1. Compute trend percentages for each item for 2015 through 2018. Use 2015 as the base year. (Round to the nearest whole percent, X%.) Amble Construction, Inc. - Trend Percentages 2018 2017 2016 2015 Net sales % % % % % % % % - X Net income Total assets Data table % % % % 2018 2017 2016 2015 Net sales $ 383,000 $ 362,000 $ 321,000 S 336,000 114,000 90,000 75,000 86,000 274,000 249,000 236,000 192,000 Net income Ending total assets Print Done Requirement 2. Compute the return on assets for 2016, 2017, and 2018. Round your answers to three decimal places. Select the return on assets formula and then enter the amounts to calculate the return on assets for each year. (Round the return on asset amounts to the nearest tenth of a percent, X.X%.) = Return on assets 2016 % 2017 / % 2018 1 %