What is the greatest possible speed at which a man can walk 52 km and 91 km in an exactnumber of hours?

David drives his car 66km in 45mins. What is his average speed in km/hr?

Walking at the rate of 4 kmph a man cover certain distance in 2 hr 45 min. Running at a speed of 16.5 kmph the man will cover the same distance in. ____ minOptions :12254060

Usain bolt runs 100 metres in 9.58 seconds. If hypothetically he was able to maintain the same average speed, how long would it take him to run a 42 km marathon to the nearest hour?

How much time does it take a person to walk 12 km north at a velocity of 6 km/h?

At 80km/h, how many seconds does it take to travel 1km.