SIS A AN L5 T AT D | Wave Runners is a boat rental business that has the fol lowing costs over the relevant range of 12,000 to hours for its boats: 18,000 operating Operating Hours 12,000 Variable costs $ 54,000 Fixed costs 504,000 Total cost per hour Required: I. Complete the schedule of the company's total and unit costs above. 2. Assume that Wave Runners rents its boats for $40 per hour and had 15,000 hours of rentals last year. Prepare a contribution format income statement for the year