Question: refer to the website httpwwwmisthccomauenergystarratings all household appliances display...
refer to the website : http://www.misthc.com.au/energy-star-ratings/
All household appliances display energy-rating labels to help people choose energy efficient appliances. The more stars the more efficient the appliance is.
Below are two labels relating to the energy efficiency of two televisions. As well as a star rating, the labels give an estimate of the power the appliance will use in a year.
a) Determine the yearly running cost of each television if the cost for electricity is
29.17 cents / kWh.
b) How much would be saved by running the energy efficient model compared to the other one?