document.write( "Question 1002869: The Department ot Education is holding their annual Brigada Eskwela to prepare and clean up the classrooms.Kimberly can paint a chair in 45 minutes.Arthur can paint the same chairs in 30 minutes. If they work together, how long will it take them to paint six chairs. \n" ); document.write( "

Algebra.Com's Answer #853934 by n2(78) $\"\"$ $\"About$

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\n" ); document.write( "The Department of Education is holding their annual Brigada Eskwela to prepare and clean up the classrooms.
\n" ); document.write( "Kimberly can paint a chair in 45 minutes. Arthur can paint the same $\"highlight%28cross%28chairs%29%29\"$ chair in 30 minutes.
\n" ); document.write( "If they work together, how long will it take them to paint six chairs.
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document.write( "The whole job is to paint 6 chairs (not one chair but six of them).\r\n" );
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document.write( "Kimberly can make this job in 30*6 = 180 minutes; hence, Kimberly makes 1/180 of the job per minute.\r\n" );
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document.write( "Arthur   can make this job in 45*6 = 270 minutes; hence, Kimberly makes 1/270 of the job per minute.\r\n" );
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document.write( "Working together, they make  \r\n" );
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document.write( "     +  =  +  =  = \r\n" );
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document.write( "of the job per minute.\r\n" );
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document.write( "Hence, they need 108 minutes, or 1 hour and 48 minutes to complete the job working together.    ANSWER\r\n" );
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