The speed of a car is 30 km in the first hour and 32 km in the second hour. It's average speed is?
The speed of a car is 30 km in the first hour and 32 km in the second hour. It's average speed is?
Explanation
The car travels 30 km in the first hour and 32 km in the second hour, total distance = 30 + 32 = 62 km.
Total time = 2 hours, so average speed = 62 ÷ 2 = 31 km/h.