Market Value Ratios Lab R Doors' year-end price on its common stock is $40. The firm has a profit margin of 10%, total assets of $30 million, a total asset turnover ratio of 2, no preferred stock, and there are 4 million shares of common stock outstanding. What is the PE ratio for Lab R Doors?

Compute the present value of $4,000 paid in five years using the following discount rates: 10% in year 1, 2% in year 2, 12% in year 3, and 9% in years 4 and 5.