A tortoise moves a distance of 100 metres in 15 minutes. What is the average speed of tortoise in km/h ?

A snail covers a distance of 100 metres in 50 hours. Calculate the average speed of snail in km/h.

If a sprinter runs a distance of 100 metres in 9.83 seconds, calculate his average speed in km/h.

A bus travels, a distance of 20 km from Chennai central to airport in 45 minutes. What is the average speed?

A car travels at a speed of 50 km/hr for 30 minutes, at 30 km/hr for next 15 minutes and then 70 km/hr for next 45 minutes. What is the average speed of the car?

A car travels at a speed of 50 km//hr for 15 minute and then 70 km//hr for next 45 minutes. What is the average speed of the car?

A truck covers a distance of 550 metres in 1 minute whereas a bus covers a distance of 33 km in 45 minutes. What is the ratio of their speeds.