profit percentage (profit divided by cost) = $50/$100 = 50% profit percentage. R.O.I. (return on investment) multiple = $50/$100 (profit divided by cost). If your revenue is the same as your cost, that doesn't equate to 100% return on investment, it equates to 0%. The result above or below 100% can be calculated as the percentage of return on investment.
1Cost for Electricity quoted at $05.794 per kWh (for first 600 kWh), then at $06.9 per kWh for up to 700 additional kWh, and cost of $08.254 per kWh for all electricity over 1300 kWh, quoted by Avista Utilities. Chart uses average of 700 kWh. 2Cost for Natural Gas quoted at $.85 per therm (at the meter) by Avista Utilities. 3Cost for No. 2 Heating Oil based on average cash price for minimum delivery of 150 gallons, (updated 10/10/2011). 4Cost for Liquid Propane based on cash price and minimum delivery of 120 gallons.
Atlanta area households paid an average of 14.3 cents per kilowatt hour (kWh) of electricity in July 2017, down from 14.6 cents per kWh in July 2016. The average cost of utility (piped) gas at $1.581 per therm was more than the $1.467 per therm spent last year.