Word Problems You can use your calculator you must write down what you are plugging into your calculator. x -btvb2-4ac y = a(1+ r)Un A =P (1+!)" A = Pert 2a 20. Max is on vacation and dives off a cliff into the ocean. His height (in feet) as a function of time (in seconds) could be modeled by: h(t) = -1612 + 48t + 325 a. After how many seconds does he hit the water? b. What was the maximum height that he reached? Round to two decimal places. c. What does 325 represent? 21. The height h (in feet) of a lobbed tennis ball after t seconds could be modeled by : h(t) = -1612 + 47t+ 3 a. After how many seconds does the ball hit the ground? b. When did the ball reach its maximum height? c. What is the maximum height of the ball? d. When will the tennis ball be 5 ft in the air?26) You are planning a party for your friend. The location you rent cost $1200. The food costs $25 per person. Where C(p) is the cost per person and p is the number of people attending the party. a. Write an equation to model the situation. (Hint: how to find the cost per guest) C(p) = b. What does the C(20) represent? c. What would the price per person be if 100 people attended the party? d. What happens to the price per person as the number of guests increase (be specific)