Find the distance travelled at the speed of 30 km/hr for 2 hours.
A body moves at a speed of 20 km/hr for the first 2 hours then it moves at the speed of 30 km/hr for the next 1 hour. What is the total distance travelled by the body?
Ajay drove for 3 hours at a rate of 50 km per hour and for 2 hours at 60 km per hour. What was his average speed for the whole journey?
If a train travelled 5 km/hr faster, it would take one hour less to travel 210 km. The speed of the train is:
If a car travels a distance of 120 km with a speed of 80 km/h and returns with a speed of 60 km/h. Calculate the average velocity for the entire journey.
A motorboat travels 30 km downstream in 3 hours and 40 km upstream in 5 hours. Find the speed of the boat (in km/hr).