1. Suppose a stock had an initial price of $72 per share, paid a dividend of $2.40 per share during the year, and had an ending share price of $77. The percentage total return was ______ percent. (Do not include the percent sign (%). Round your answer to 2 decimal places. (e.g., 32.16))

2. Given the following probability distribution, what is the expected return of security J? (Expresss your answer in percentage and round it two decimal places, but do not include the percent sign, %, i.e., 4.65) State Probi rJ Bad 0.3 7% Neutual 0.3 15% Good 0.4 16%

3. Given the following probability distribution of security N's return, what is the standard deviation of the security? (Expresss your answer in percentage and round it two decimal places, but do not include the percent sign, %, i.e., 4.65) State Probi rn Bad 0.3 3% Neutual 0.4 9% Good 0.3 20%.