Question

In 2009, Usain Bolt set the world record for sprinting 100 m in approximately 9 3/5 seconds. Find his average speed in meters per second.

Answer 1

Answer: 5.37 m/s

Step-by-step explanation:

Speed = distance / time

Distance traveled = 100 meters

Time taken = 93/5 seconds 18.6 seconds.

So speed = 100/18.6 = 5.37 m/s

Answer 2

Answer:

125/12

Step-by-step explanation:

speed=distance/time