Question 7 15 pts Johanna is driving on the highway at the speed of 15 m/s and 63 meters before reaching a traffic light she notices the light turning yellow. Johanna accelerate at a constant rate to make the traffic light in 3 seconds. What was the magnitude of her acceleration, in m/s/5, and her speed as she crosses the intersection, in m/s, ATTENTION Read Me DO NOT INCLUDE UNITS in your answers