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Here are the steps to solve this problem: a) Average speed for the whole journey: Total distance traveled = 120 km + 150 km = 270 km Total time = Time to travel 120 km + Time to travel 150 km = 2 hrs + 3 hrs = 5 hrs Average speed = Total distance / Total time = 270 km / 5 hrs = 54 km/hr b) Magnitude of the average velocity: Displacement = Distance traveled East - Distance traveled South = 150 km - 120 km = 30 km Average velocity =
- Author
- apple
- Language
- EN