The speed of a bus is 35 km. per hour increases to 80 km/hr in 5 seconds. Mean speed of the bus...

A bus travels 400 km in 8 hours. The average speed of the bus is:

A bus travels at a speed of 50 km per hour to go from its origin to its destination at a distance of 300 km and travels at a speed of 60 km per hour to return to the origin. What is the average speed of the bus?

A bus travels 54 km in 90 minutes. The speed of the bus is

The ratio between the speeds of two buses is 5 : 3. If the 1st bus runs 400 km in 8 h, then find the speed of the 2nd bus.

If the wheel of a bus with 50 cm radius makes 280 revolutions per minute, find the speed of the bus in km/h