Crystal earns $5.25 per hour mowing lawns. Write a rule to describe how the amount of money m earned is a function of the number of hours h spent mowing lawns. How much does Crystal earn if she works 2 hours and 15 minutes?
The equation is:
m = 5.25h
If she works 2 hours and 15 minutes she will earn:
first we need to convert hours and minutes in decimal hours.
2 hours and 15 minutes = 2,25 hours
m = 5,25 2,25 = $11.8125