This shows wit correct for the work you have completed so far, it dolls hot indicato compigeons Return to question For four years, Marty Campbell invested $4,000 each year in Harley-Davidson. The stock was selling for $55 in 2017, $47 in 2018. $36 in 2019, and $33 in 2020. a. What is Marty's total investment in Harley-Davidson? Answer is complete and correct. Total investment 16,000 b. After four years, how many shares does Marty own? (Round your intermediate calculations and final answer to nearest whole number.) Number of shares 520 IP 10 5 Number of shares s c. What is the average cost per share of Marty's investment? (Use the rounded number of shares computed in part b. Round your answer to 2 decimal places.) Average cost per share MacBook 33 dic Graw all R