4. John is 35 years old right now. He needs $550,000 at age of 65 to retire comfortably. If his 401K account can generate an average annual rate of return of 5%, how much money (Payment) he needs to put in right now annually? 5. Philadelphia 76ers will have a "guys night out" campaign. For a set of 4 tickets purchased at $45 per ticket level, fans will receive a free beer and a hotdog. The cost of a beer and a hotdog to the 76ers are $1.5 and $2.1 respectively. Also, the marketing department spent following on local ads for the game including fliers $3,000; newspaper $9,000; radio station $15,000, and TV $55,000. (a). list all the Variable Costs and Fix Costs of the campaign. (b). how many sets of tickets of four have to sell to break even