P18-1B Net sales, net income, and total assets for Oaklea Corporation for a four-year period follow: (In thousands) 20X2 20X1 20X0 19X9 Net sales $360 $313 5266 $241 Net income. 27 21 11 13 Total assets. 296 254 212 166 Required 1. Compute trend percentages for each item for 20X0-20X2. Use 19X9 as the base year. Round to the nearest percent. 2. Compute the rate of return on net sales for 20X0-20X2, rounding to three decimal places. In this industry, rates above 5% are considered good, and rates above 7% are out- standing 3. How does Oaklea's return on net sales compare with that of the industry?