JAS Clocks Corp. shows the following data: a-1. Compute the ratio of net income to total assets for each year. (Round the final answers to 2 decimal places.) a-2. Comment on the trend. Strong upward movement Strong downward movement b-1. Compute the ratio of net income to shareholders' equity. (Round the final answeis to 2 decimal places.) b-2. Comment on the trend. Strong upward movement Strong downward movement