Assuming electricity costs of $0.10/kwh , a 30-day month, and 80 percent occupancy, use the following specifications to calculate the potential monthly savings at Maria's hotel if she switches from incandescent bulbs to fluorescent bulbs in guestrooms and corridors based on the information provided in the case study.

Corridors: 

Current corridor bulb wattage: 40

New corridor bulb wattage: 9

Bulbs per corridor: 75

Total number of corridors: 5

Hours per day of usage: 24

Guestrooms:

Current guestroom bulb wattage: 100

New guestroom bulb wattage: 30

Bulbs per guestroom: 10

Bulbs per guestroom: 10

Total number of guestrooms: 300

Hours per day of usage: 6

Occupancy rate: 80%