You purchased 100 shares of stock at a price of $45 per share at the beginning of the year. One year later, the shares were selling for $47 per share. In addition, a dividend of $4 per share was paid during the year.

1. Find the total dollar return for the investment.
2. Compute the capital gains yield for the investment.
3. Calculate the dividend yield for the investment.
4. Find the total percentage return for the investment.