Suppose that the value of an investment in the stock market has increased at an average compound rate of about 5% since 1900. It is now 2020. Note: Do not round intermediate calculations. Round your answers to 2 decimal places. a. If your great-grandfather invested $1,000 in 1900, how much would that investment be worth today? Investment $ 31,531.39 b. If an investment in 1900 has grown to $1 million, how much was invested in 1900? Present value