1. David rides his motorcycle for 120 km in 2 hours. What is his average speed in km per hour? 2. How much distance will be covered in 7 hrs at a speed of 62 km per hour? 3. How much distance will be covered in 1 hour at a speed of 32 km per minute? 2 4. How much time will be taken to cover a distance of 450 km at a speed of 50 km per hour? 5. A cyclist covers a distance of 12 km at a speed of 8 km per hour. Calculate the time taken to cover this distance. ​