Three friends got jobs at stores in the mall. nina earns $117.60$117.60 for 1414 hours of work. ty earns $148.50$148.50 for 1818 hours of work. kim earns $137.60$137.60 for 1616 hours of work. who has the highest pay rate in dollars per hour?

To know this answer, we have to divide the amount each one earns between the number of hours they work. So:  For Nina:  117.60 / 1414 = 0.083168317  For Ty:  148.50 / 1818 = 0.081683168  For Kim:  137.60 / 1616 = 0.085148515  Then Kim has the highest pay rate in dollars per hour with a total of 0.085148515 $ / h.