20. An investor purchases 100 shares of a stock. The history of this investment is outlined below:
Time | Activity | Price per Share ($) | Dividend per Share ($) |
Begining of Year 1 | Buy 100 shares | 20.00 |  |
End of Year 1Â Â | Buy 20 shares | 22.00 | 2.00 |
End of Year 2Â Â | Â | 25.00 | 2.50 |
End of Year 3Â Â | Sell 120 shares | 24.00 | Â |
Assuming that the investor does not reinvest his dividends, which are tax-free,
the time-weighted rate of return on the investment is
closest to: