document.write( "Question 989686: Christopher can paint the interior of his house in 10 hours. If he hires Cynthia to help him, they can do the same job together in 6 hours. If he lets Cynthia work alone, how long will it take her to paint the interior of his house? Round you answer to 01 decimal place \n" ); document.write( "
Algebra.Com's Answer #609915 by josgarithmetic(39618)\"\" \"About 
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\"1%2F10%2B1%2Fx=1%2F6\"\r
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\n" ); document.write( "\n" ); document.write( "Most important is to understand that equation. Solving it is simple, but cannot yet be solved before forming it.\r
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\n" ); document.write( "\n" ); document.write( "Sum of their individual rates is their combined rates.
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