5. A car pulls out of a parking spot into a busy road, after 5 seconds he has reached a velocity of 45 km/hr. His car
accelerated at a constant rate for the 5 seconds. After 30 seconds at 45 km/hr, he accelerated to 0 km/hr at a
stop light in 5 seconds. Make a speed vs. time graph for this 40 seconds of his trip.