document.write( "Question 410954: please help me sol this equation: One pump can fill a water tank in 3 h, and another pump that takes h. When the tank was empty, both pumps were turned on for 30 min. and then the faster pump was turned off. How much longer did the slower pump have to run before the tank was filled? \n" ); document.write( "
Algebra.Com's Answer #288900 by ankor@dixie-net.com(22740)\"\" \"About 
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I think we have to know the number of hrs the other pump requires to fill it. \n" ); document.write( "
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