document.write( "Question 610599: A pool can be filled in 45 hours and drained in 60 hours. How long will it take to fill the pool if both the fill and drain pipes are on? Enter your answer to the nearest hour. (Enter only the numerical value)
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Algebra.Com's Answer #384478 by scott8148(6628)\"\" \"About 
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in 45hr, enough water has been put in to fill the pool; but 3/4 of it (45/60) has drained out\r
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\n" ); document.write( "\n" ); document.write( "so if it takes 45 hr to fill 1/4; how long to fill the whole pool?
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