Hurry!
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 earns if she works 2 hours and 15 minutes?
M(h) = 5.25h;$11.81
M(h) = 2h + 15;$25.50
M(h) = h/5.25;$0.43
M(h) = 5.25h;$11.29