Calculating Annual Rate of Return: You bought 100 shares of stock at $25 each. At the end

Question:

Calculating Annual Rate of Return: You bought 100 shares of stock at $25 each. At the end of year 1 you received $400 in dividends and at the end of year 2, you received in $100 in dividends and your stock was worth $2,700. What annual rate of return did you earn of your investment?