document.write( "Question 290340: Two hoses fill a pool. 1st one fills the pool by itself in 4 hours/ The 2nd one fills it in 9 hours by itself.\r
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document.write( "How long does it take for both hoses to fill the pool? \n" );
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Algebra.Com's Answer #210092 by richwmiller(17219)![]() ![]() You can put this solution on YOUR website! This is a mixture word problem. \n" ); document.write( "x/4+x/9=1 \n" ); document.write( "9x+4x=36 \n" ); document.write( "13x=36 \n" ); document.write( "x=36/13=2 10/13 =2 hrs and 46 minutes \n" ); document.write( "36/13/4+36/13/9=1 \n" ); document.write( "9/13+4/13 =1\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |