document.write( "Question 629210: (a) if 5/7 of a room can be painted in 1hr, what is the rate of work? of the room per hour.\r
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document.write( "(b) At the same rate, how long will it take to paint the entire room? \n" );
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Algebra.Com's Answer #396095 by josmiceli(19441) You can put this solution on YOUR website! If 5/7 of a room can be painted in 1 hour \n" ); document.write( "then 7 times that, or \n" ); document.write( "can be painted in 7 hours. \n" ); document.write( "---------------------- \n" ); document.write( "To paint 1 room will take 1/5 of that time, or \n" ); document.write( "7/5 of an hour, and \n" ); document.write( "and \n" ); document.write( "So, 1 room can be painted in 1 hour and 24 minutes \n" ); document.write( " |