Lisa is planning a trip where she will travel 231 miles. She is deciding whether to travel by car or train. Part A Lisa writes the equation y 550 to model the distance in miles, y traveling 2 hours in her car. Which graph models the equation and which statement describes the unit rate? Select the two correct answers, ОА Car Travel 180 160 140 120 Distance (miles) 100 80 60 40 20 0 0.5 1 1.5 2 2.5 3 3 3.5 Time (hours) a B. Car Travel 3.5 3 Distance (miles) 2.5 2 1.5 1 0.5 0 20 40 60 80 100 120 140 160 180 Time (hours)
c. Car Travel 250 200 Distance 150 (miles) 100 50 0 0.5 1 1.5 2 2.5 3 3.5 Time (hours) D. The unit rate is 55 which represents traveling 55 miles per hour E. The unit rate is 55 which represents traveling 55 hours per mile OF The unit rate is 110 which represents traveling 110 miles per hour G. The unit rate is 110 which represents traveling 110 hours per mile
Part B The table represents traveling by train Time (hours) 2 Distance (miles) 90 180 270 4 6 Compare the speed of the train to the speed of the car. How much leis time would it be for Lisa to travel 231 miles using the faster mode of transportation?