Question: If a vehicle travels 100 km in 2 hours and then 50 km in 1 hour, what is its average speed for the entire trip? (2019)
Options:
Correct Answer: 70 km/h
Exam Year: 2019
Solution:
Total distance = 100 km + 50 km = 150 km; Total time = 2 h + 1 h = 3 h. Average speed = Total distance / Total time = 150 km / 3 h = 50 km/h.