document.write( "Question 60741: Employees of a discount appliance store receive an additional 20% off of the lowest price on an item. If an employee purchases a dishwasher during a 15% off sale, how much will he pay if the dishwasher originally cost $450? \n" ); document.write( "
Algebra.Com's Answer #41706 by checkley71(8403)![]() ![]() ![]() You can put this solution on YOUR website! (.85*450)(.8)=382.50*.8=$306.00 FOR THE DISHWASHER AFTER THE 15% & THE 20% DISCOUNTS \n" ); document.write( "---------------------------------------------------------- \n" ); document.write( "there are many ways to solve these type of word problems. \n" ); document.write( "I choose the \"lazy method=fewer numbers & calculations\". \n" ); document.write( "For discounts the best was is to directly calculate the new price by subtracting the 15% discount (as a percent) 1-.15=.85 then multiply the price by .85 to get the dicounted price \n" ); document.write( "450*.85=$382.5 now this is also dicounted by 20% or (1-.2=.8) \n" ); document.write( "382.50*.8=$306.00. I choose to combine these two operations into one formula thus \n" ); document.write( "(450*.85).8=$306 \n" ); document.write( " |