Given:
Given that Jasmine rides her bike 9 miles in 50 minutes.
We need to determine the speed per hour.
Time per hour:
The time taken is 50 minutes. We need to convert minutes into hours.
Thus, we have;

Thus, the time taken to cover 9 miles is

Speed:
The speed can be determined using the formula,

Substituting the values, we have;

Simplifying, we get;



Thus, Jasmine's speed is 10.8 miles per hour.