ely by mathematicians, sells perfectly circular pies. The most popular pie is the Pumpkin Pi Pie. It sells for $19 a pie. 1. The number of pies made each day can vary. a. If they sell 15 pies in a day, how much money (revenue) will they bring in? b. If they brought in $513 from pie sales in a day, how many pies must they have sold? c. How much money will they bring in if they sell n pies in a day? 2. The bakery has fixed expenses per day like rent, equipment and utilities. This costs the bakery $85 per day. They also have a variable cost which is the price for ingredients which is $3.50 per pie. a. If the bakery makes 15 pies in a day, what is the total cost of expenses? b. If the bakery spent $179.50 in the total cost of expenses in a day, how many pies must they have made? c. How much are the total cost of expenses if they make n pies in a day? 3. The bakery's profit each day can be found by taking their revenue and subtracting their expenses. a. If the bakery sells 15 pies in a day, how much is their profit? b. What is the bakery's profit if they sell n pies in a day? c. What is the bakery's profit per pie if they sell 15 pies in a day? d. What is the bakery's profit per pie if they sell n pies in a day? 4. The bakery is deciding how many pies they should make. How will the profit per pie change based on the number of pies they make? Explain.