Can you help me with these two questions? Thanks!

You wrote a piece of software that does a better job of allowing computers to network than any other program designed for this purpose. A large networking company wants to incorporate your software into its systems and is offering to pay you $453,000 today, plus $453,000 at the end of each of the following six years, for permission to do this. If the appropriate interest rate is 6 percent, what is the present value of the cash flow stream that the company is offering you? (Round factor values to 4 decimal places, e.g. 1.5215 and final answer to 2 decimal places, eg. 15.25.) Present value $ An investment opportunity requires a payment of $990 for 12 years, starting a year from today. If your required rate of return is 10.0 percent, what is the value of the investment to you today? (Round factor values to 4 decimal places, e.g. 1.2514 and final answer to 2 decimal places, e.g. 15.25.) Present value of investment $ 7420.11