11. Clearly, you've been a success! Now it's time to buy a yacht! Well, actually, you find out that if you work for the yacht company, they will give you one to use for free! Who wouldn't take this job? Anyway, they put you to work right away on some marginal analysis. The demand function for the Viking yacht is p=500-0.04x(x) where x denotes the number of yachts and p is the price per yacht in hundreds of dollars. (10 pts) a. Find the revenue and marginal revenue functions for this type of yacht. b. Use (a) to estimate the revenue to be realized from the sale of the 301 yacht.