Response to the following questions:
1. You invest $7000 in shares and receive $65, $70, $70 and $65 in dividends over the following four years. At the end of the four years, you sell the shares for $7900. What was the yield on this investment?
2. Your friend asks you to invest $10 000 in a business venture. Based on your estimates, you would receive nothing for four years, at the end of year 5 you would receive interest on the investment compounded annually at 8%, and at the end of year 6 you would receive $14 500. If your estimates are correct, what would be the yield on this investment?