A car travels 60km in the first hour , 65km in the second hour , 70km in the third hour, then the average speed of the car is
Show answer & explanation
Correct answer: D
Explanation
The correct answer is option 4 i.e. 65 km/hr
Average speed = Total distance covered/Total time taken
⇒ Average speed = (60 + 65 + 70)/3
⇒ Average speed = 195/3 = 65km/hr.