document.write( "Question 967007: A student is painting a room at a constant rate. She is able to paint 2/5's of the room in 1/2 hour. How long does it take to paint the whole room?
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Algebra.Com's Answer #591027 by ikleyn(52811) $\"\"$ $\"About$

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\n" ); document.write( "\n" ); document.write( "If the student paints $\"4%2F5\"$ of the room in $\"1%2F2\"$ of the hour, which is 30 minutes, she paints $\"1%2F5\"$ of the room in $\"30%2F4\"$ = 7.5 minutes.\r
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\n" ); document.write( "\n" ); document.write( "Hence, it will take 5*7.5 = 37.5 minutes to paint the entire room.\r
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