During 2018 frank campbell purchase 350 shares of common stock issued by atlantic carpet mills for 12,100 including commission later in the same year frank sold the shares for 13,500 after commission. calculate the following (round all answers to two decimal places.) 1.) profit on this stock transaction .
2.) percentage return on investment .

Walgreens sells both kleenex and nyquil. in a random sample of 5000 purchases, it was found that 1200 contained kleenex and 540 contained nyquil. these are not independent because sick people are more likely to buy both and healthy people more likely to buy neither. in looking into that, it was found that 360 purchases contained both. a. make a two-way table to display this information. fill in the table with the missing entries, and be sure your table has row and column totals. b. if we randomly select a purchase that contained kleenex, what is the probability it also contained nyquil? c. what percent of all purchases didn’t contain either product?