A concert promoter needs to make $68,400 from the sale of 1880 tickets. The promoter charges $30 for some tickets and $50 for the others. Let x represent the number of $30 tickets and y represent the number of $50 tickets. (a) Write an equation that states that the sum of the tickets sold is 1880. (b) Write a formula for how much money is received from the sale of $30 tickets? $ (c) Write a formula for how much money is received from the sale of $50 tickets? $ (d) Write an equation that states that the total amount received from the sale is $68,400. (e) Solve the equations simultaneously to find how many tickets of each type must be sold to yield the $68,400. x = 38400 y = 30000

Answer the following questions using the information below: southwestern college is planning to hold a fund raising banquet at one of the local country clubs. it has two options for the banquet: option one: crestview country club a. fixed rental cost of $1,000 b. $12 per person for food option two: tallgrass country club a. fixed rental cost of $3,000 b. $8.00 per person for food southwestern college has budgeted $1,800 for administrative and marketing expenses. it plans to hire a band which will cost another $800. tickets are expected to be $30 per person. local business supporters will donate any other items required for the event. which option has the lowest breakeven point?

< back to assignment attempts: 1 1 keep the highest: 1 / 2 2. determining opportunity cost juanita is deciding whether to buy a suit that she wants, as well as where to buy it. three stores carry the same suit, but it is more convenient for juanita to get to some stores than others. for example, she can go to her local store, located 15 minutes away from where she works, and pay a marked-up price of $102 for the suit: store travel time each way price of a suit (minutes) (dollars per suit) local department store 15 102 across town 30 88 neighboring city 60 65 juanita makes $42 an hour at work. she has to take time off work to purchase her suit, so each hour away from work costs her $42 in lost income. assume that returning to work takes juanita the same amount of time as getting to a store and that it takes her 30 minutes to shop. as you answer the following questions, ignore the cost of gasoline and depreciation of her car when traveling. complete the following table by computing the opportunity cost of juanita's time and the total cost of shopping at each location. store opportunity cost of time price of a suit total cost (dollars) (dollars per suit) (dollars) local department store 102 across town 88 neighboring city 65 assume that juanita takes opportunity costs and the price of the suit into consideration when she shops. juanita will minimize the cost of the suit if she buys it from the . grade it now save & continue continue without saving

Wo firms, a and b, each currently dump 50 tons of chemicals into the local river. the government has decided to reduce the pollution and from now on will require a pollution permit for each ton of pollution dumped into the river. it costs firm a $100 for each ton of pollution that it eliminates before it reaches the river, and it costs firm b $50 for each ton of pollution that it eliminates before it reaches the river. the government gives each firm 20 pollution permits. government officials are not sure whether to allow the firms to buy or sell the pollution permits to each other. what is the total cost of reducing pollution if firms are not allowed to buy and sell pollution permits from each other? what is the total cost of reducing pollution if the firms are allowed to buy and sell permits from each other? a. $3,000; $1,500 b. $4,500; $3,500 c. $4,500; $4,000 d. $4,500; $2,500