Suppose a stock is sold for $900 and pays no dividends. At the end of the year, the price of the stock rises to $950. What is the dollar return on investment in this stock?

You gave your cousin $1,080. As a token of gratitude, your cousin gave you $1,400 at the end of the year instead of $1,080. If you look at it as an investment, calculate your annual rate of return .