document.write( "Question 269108: Electricity costs 8 cents per kilowatt-hour. Every day, 365 days per year, a 100-watt light bulb burns for one hour. How much does this cost annually? \n" ); document.write( "
Algebra.Com's Answer #197229 by josmiceli(19441)![]() ![]() You can put this solution on YOUR website! (1 hr/day) x (365 days/yr) = 365 hrs/yr \n" ); document.write( "(8 cents/kw-hr) x (1 kw/1000 w) x (365 hr/yr) x (100 w) = \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "It costs $2.92 per year \n" ); document.write( " \n" ); document.write( " |