What is the total amount due for all utilities? Monthly Utilities $ Billed per Unit Usage Amount Due Electricity Water $0.10/kWh 4,600 kWh $460.00 $0.09/10 gal 8,200 gallons $73.80 Gas $1/100 cubed ft 4,200 cubed feet $42.00 Phone Lines $42/line 4 lines $168.00 International Minutes $0.50/minute 20 minutes $10.00 Internet Service $220/month flat charge per month $220.00 ​