document.write( "Question 1058776: You can paint a room in 8 hours.Your dad can paint the same room in 6 hours .If you decide to paint the Room together,to the nearest minute,how long will it take to paint the room? \n" ); document.write( "
Algebra.Com's Answer #673874 by addingup(3677)![]() ![]() You can put this solution on YOUR website! First let's add up what they can do individually in one hour: \n" ); document.write( "1/6+1/8 = 8/48+6/48 =14/48 = 7/24 \n" ); document.write( "Now let t stand for the time it takes them to complete the job together: \n" ); document.write( "In 1 hour: 7/24 = 1/t \n" ); document.write( "Flip the equation, and you get: \n" ); document.write( "t = 24/7 = 3.43 hours or 3 hours and (60*.43 = 25.8) 26 minutes.\r \n" ); document.write( "\n" ); document.write( "John \n" ); document.write( " \n" ); document.write( " |