document.write( "Question 283900: if bob has a hose and a swimming pool it takes 3 hours to fill the pool and it takes 5 hours to empty it with the drain open. If bob leaves the drain open and the hose on how long will it take to fill the pool? \n" ); document.write( "
Algebra.Com's Answer #206045 by richwmiller(17219)![]() ![]() You can put this solution on YOUR website! This belongs under rate of work, painting and pool filling. \n" ); document.write( "Look for some example in that category. There have been several in the last few days. \n" ); document.write( "You can see now why it is important to use the right category. \n" ); document.write( "I will set it up since John's way is much too complicated. \n" ); document.write( "x/3-x/5=1 \n" ); document.write( "5x-3x=15 \n" ); document.write( "2x=15 \n" ); document.write( "x=7.5 hours\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |