1. In Feb 2000 the NASDAQ composite index peaked at a level of 4,682. In Feb of 2006 it was at a level of 2,024. The NASDAQ index has historically grown at an average rate of 9.0%. If the index continues to grow at its historic rate, then how many years will it take for the index to grow from its Feb 2006 level back to the Feb 2000 level?
2. If net income was $9,500 interest expense was $4,400, and taxes were $940, what is the operating profit margin if sales were $53,000?