Imagine tom's annual salary as an assistant store manager is $30,000, he owns a building that rents for $10,000 yearly, and his financial assets generate $1,000 per year in interest. one day, after deciding to be his own boss, he quits his job, evicts his tenants, and uses his financial assets to establish a bicycle repair shop. to run the business, he outlays $15,000 in cash to cover all the costs involved with running the business, and earns revenues of $50,000. what are tom's accounting profits?
a. $35,000.
b. $50,000.
c. $24,000.
d. $6,000

Rate of return, standard deviation, coefficient of variation personal finance problem mike is searching for a stock to include in his current stock portfolio. he is interested in hi-tech inc.; he has been impressed with the company's computer products and believes hi-tech is an innovative market player. however, mike realizes that any time you consider a technology stock, risk is a major concern. the rule he follows is to include only securities with a coefficient of variation of returns below 1.07. mike has obtained the following price information for the period 2015 through 2018:hi-tech stock, being growth-oriented, did not pay any dividends during these 4 years. a. calculate the rate of return for each year, 2015 through 2018, for hi-tech stock. b. assume that each year's return is equally probable and calculate the average return over this time period. c. calculate the standard deviation of returns over the past 4 years. (hint: treat this data as a sample.) d. based on b and c determine the coefficient of variation of returns for the security. e. given the calculation in d what should be mike's decision regarding the inclusion of hi-tech stock in his portfolio?