document.write( "Question 723508: If 8 workers can plough a 6-hectare fielf in 5 hours, how long will it take to plough a 9-hectare field with 5 workers? \n" ); document.write( "

Algebra.Com's Answer #443208 by josgarithmetic(39620) $\"\"$ $\"About$

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Use rates as number of hectares per hour. \r
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\n" ); document.write( "\n" ); document.write( "8 workers plough 6/5 hectare per hour. 1 worker has the rate of $\"6%2F%288%2A5%29\"$ hectare per hour.\r
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\n" ); document.write( "\n" ); document.write( "The question is about 5 workers. This group goes at the rate of $\"5%2A%286%2F%288%2A5%29%29\"$ hectare per hour. $\"highlight%285%2A%286%2F%288%2A5%29%29=3%2F4%29\"$ hectare per hour. So for this group to plough 9 hectare,
\n" ); document.write( " $\"highlight%289%2F%283%2F4%29=12%29\"$ hours. \n" ); document.write( "

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