15. a hotel has a total of 150 rooms, of which the average occupancy rate is 90%. The average cost for a room is $145 a night. A hotel wants to know its RevPAR so it can accurately assess its performance. 16. a hotel has a total of 150 rooms, of which the average occupancy rate is 91%. The average cost for a room is $119 a night. A hotel wants to know its RevPAR so it can accurately assess its performance. 17. a hotel has a total of 170 rooms, of which the average occupancy rate is 93%. The average cost for a room is $187 a night. A hotel wants to know its RevPAR so it can accurately assess its performance. 18. a hotel has a total of 180 rooms, of which the average occupancy rate is 87%. The average cost for a room is $130 a night. A hotel wants to know its RevPAR so it can accurately assess its performance.