If a car travels at a speed of 10 km/hr, then the distance covered by the car in 10 hours is
A car started at a speed of 10 km/hr and increasing its speed by 5 km/hr for every 1 hour. If the car has travelled for 4 hours then find its average speed.
If the distance covered by a car in 4 hours is 240 km then the distance covered by the car in 1.5 hours is _____.