document.write( "Question 1200124: If 5 cats catch 5 rats in 5 minutes, how many cats are needed to catch 72 rats in 2 hours? \r
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Algebra.Com's Answer #834161 by greenestamps(13203)\"\" \"About 
You can put this solution on YOUR website!


\n" ); document.write( "The method I personally find easiest to use on a problem like this is to consider how changing the number of rats and the amount of time changes the number of cats required.

\n" ); document.write( "More rats means more cats are required, so 72 rats instead of 5 rats means multiply the number of cats required by 72/5.

\n" ); document.write( "More time means fewer cats are needed, so 2 hours (120 minutes) instead of 5 minutes means multiply the number of cats required by 5/120.

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\n" ); document.write( "ANSWER: 3 cats

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