Carolyn has u = f1/2z1/2 and A = $144 with h + z = 24. She lives in Barrie and works near her house earning $9 an hour. Carolyn has been offered a job in Toronto that pays $16 an hour but it would involve a lengthy commute. Calculate the maximum amount of commuting time (in hours) that she would be willing to endure to take this higher paying job