Acar is going 65 mph in the positive direction or 1 hour before they realize they are late for work. They then accelerate to 75 mph in 20 s to help them get to work on time. The rest Of the trip only takes 30 minutes. What is the car's average acceleration acceleration in m/S2? 6) A person riding a bicycle in the positive direction is going 15 km/hr when they see a giant pot hole in the road ahead. They quickly come to stop in 3 seconds. What is the bike's average acceleration during this event in m/s?