Question 11 (1 point) This graph shows the free-fall speed of a skydiver as a function of time. This graph shows the free-fall speed of a skydiver as a function of time. Free-Fall Speed of a Skydiver 160 + 120 - Speed (km/h) 80 - D 0 5 10 15 20 25 30 35 40 45 50 55 60 65 Time (s) Which statement best describes what is happening for line segment BC in the graph?The skydiver laded on the ground. The skydiver opened their parachute. O The skydiver was free-falling. O The skydiver jumped out of the plane.Question 12 (1 point) Which equation does not represent a linear relation? O 6x + 1ly = 13 Oy = -6x + 10 Oy = x2 - 10 Ox = -5Question 13 (1 point) This graph represents a 150-L hot-water tank being filled at a constant rate. V Filling a Hot-Water Tank 175- (50, 150) 150 - 125- 100 + Volume (L 75 25 15 50 25 0 10 20 30 40 50 Time (min) Determine the rate of change in the relationship.3 L/min O 75 L/min 0.33 L/min 25 L/minQuestion 14 (1 point) For the function f (x) = -3x + 8, determine f(-5). O 23 O -7 Oo O 10Question 15 [1 point} The set of ordered pairs below represents a linear relation. {(2, 1), (3.5, 10). (9, 21), (n, 32), (20,43)} What is the value of H? :W Question 16 [1 point} as a function of '.I m d C ! 0 . 5 w ..n_ S .m. a we .5 .m T . mum-1......"- .. . u . What is the time when the cost is $35? Record your answer to the nearest tenth of the answer.Question 17 (1 point) A graph is given. X Determine the horizontal intercept of this graph. A/Question 18 (5 points) This graph shows the number of people, n, at a garage sale as a function of time, t. Number of People at a Garage Sale 14 / 12 10 Number of people 6- 2 08:00 08:30 09:00 09:30 10:00 10:30 11:00 11:30 Time Type your answer for parts A, B, and C in the window below. Use the equation editor for part C.Part A - Identify the independent and dependent variables. (1 mark} Part B - Determine if the data is discrete or continuous. Explain. (2 marks} Part C - State the domain and the range. using set notation. (2 marks) IIII