Discuss Forum
1. If a car travels 20 meters in a second, what is it speed ( in kilometer ) per hour ?
- A. 44
- B. 44
- C. 44
- D. 44
Answer: Option D
Explanation:
20ms - 1 = ((20*3600)/1000) Kmh - 1 = 72 Kmh - 1
Post your comments here: