Mr. Sy decided to put up a candy shop that sells a dairy chocolate that cost Php120.00 per pack. The cost of making the chocolate is Php80.00 per pack and the operating expense is Php4,000.00. a. Represent the total cost function for making x packs of chocolate candies. b. Represent the total revenue function for selling x packs of chocolate candies. c. Represent the total profit function. d. How much is the total profit if the shop sold 200 packs? e. How many packs of chocolate candies must be made and sold to break even? f. How many packs of chocolate candies must be sold to gain a profit of Php16,000?