Mixed Motion ConceptsMediumQuestion 5248
Question
A person walks at 4 km/h for 2 hours and then at 6 km/h for 3 hours. His average speed is:
- A5 km/h
- B4.8 km/h
- C5.2 km/hCorrect
- D4.4 km/h
Correct answer
5.2 km/h
Explanation
Total distance = 8 + 18 = 26 km. Total time = 5 h. Average speed = 26/5 = 5.2 km/h.