2. The promotion manager of a new brand is deciding how much to charge for concert tickets. It was calculated that if tickets are $28 each, then 220 people will come to the concert. For every $1 increase in price, however, 10 fewer people come. Similarly, for every $1 decrease in the price you could expect 10 more people come. Complete the table to investigate the ticket price if the goal is to maximize the revenue. Ticket Price Number of People Total Money from Tickets (Revenue) $27 230 $28 220 28 x 220 = $6160 $29 210 a) Complete the table above. [3 marks] b) Create a graph for the relationship between ticket price and total revenue. Please include labels. [3 marks] c) What is the maximum revenue the event can earn. [2 marks]