document.write( "Question 839591: A cistern can be filled by an inlet pipe in 6 hours & emptied by an outlet pipe in 10 hours. After 3 hours the outlet pipe is closed. How much time to fill up the remaining part of the tank?
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Algebra.Com's Answer #509055 by richwmiller(17219)![]() ![]() You can put this solution on YOUR website! (3+x)/6-3/10=1 \n" ); document.write( "x = 24/5 =4.8 hours to fill the cistern after the outlet is closed.\r \n" ); document.write( "\n" ); document.write( "if the outlet pipe were kept open, it would take 15 hours to fill the cistern \n" ); document.write( " \n" ); document.write( " |