document.write( "Question 872607: A swimming pool can be filled in 15 hours if water enters through a pipe alone, or in 23 hours if water enters through a hose alone. If water is entering through both the pipe and the hose, how long will it take to fill the pool 4/5 full? \n" ); document.write( "
Algebra.Com's Answer #526251 by josgarithmetic(39618)\"\" \"About 
You can put this solution on YOUR website!
R*T=J, J is the one job of filling the pool. Rate and Time.\r
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\n" ); document.write( "\n" ); document.write( "Let t = the time to fill \"4%2F5\" of the pool.
\n" ); document.write( "\"highlight%28%281%2F15%2B1%2F23%29t=4%2F5%29\".
\n" ); document.write( "Solve for t.
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