Question

In 2009, Usain Bolt set the world record for sprinting 100m in approximately

9 3/5.
​
Find his average speed in meters per second.

Answer 1

the answer is 10 5/12

Answer 2

To get the answer you divide 100 by 9 3/5.

This would get you 500/48 but simplified would be:

10 5/12.