Aman covers a distance of 15 km in 3 hours and a distance of 20 km in 2 hours. What is the average speed of Aman?
Show answer & explanation
Correct answer: C
Explanation
The correct answer is Option 3 i.e. 7 km/hr.
Average speed = total distance/total time
Total distance = 15 + 20 = 35 km
Total time = 3 + 2 = 5 hours
Average speed = 35/5 = 7 km/hr