You sell short 300 shares of microsoft that are currently selling at $30 per share. you post the 50% margin required on the short sale. if you earn no interest on the funds in your margin account, what will be your rate of return after 1 year if microsoft is selling at $27? (ignore any dividends.)a. 10%b. 20%c. 6.67%d. 15%

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Quick calculate the roi dollar amount and percentage for these example investments. a. you invest $50 in a government bond that says you can redeem it a year later for $55. use the instructions in lesson 3 to calculate the roi dollar amount and percentage. (3.0 points) tip: subtract the initial investment from the total return to get the roi dollar amount. then divide the roi dollar amount by the initial investment, and multiply that number by 100 to get the percentage. b. you invest $200 in stocks and sell them one year later for $230. use the instructions in lesson 3 to calculate the roi dollar amount and percentage. (3.0 points) tip: subtract the initial investment from the total return to get the roi dollar amount. then divide the roi dollar amount by the initial investment, and multiply that number by 100 to get the percentage.