QUESTION 15 An investor buys two share of a stock at the beginning of the first year for $50/share, buys another share at the beginning of the second year at $45/share, and sells all three at the end of the second year for $60/share. The company did not pay any dividends during the holding period. The dollar weighted average return is 7.42% 9.22% O 13,54% 15.61%