document.write( "Question 1071262: Write a proportion and solve. To estimate the number of deer in a refuge, wildlife biologists tag and release 135 deer. Two weeks later they observe a sample of 140 deer, 30 of which are tagged. Approximately how many deer are in the refuge? \n" ); document.write( "

Algebra.Com's Answer #686210 by ikleyn(52781) $\"\"$ $\"About$

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document.write( "The proportion is\r\n" );
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document.write( " = .\r\n" );
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document.write( "Solve for x, which is the value under the question:\r\n" );
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document.write( "x =  = 540.\r\n" );
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document.write( "Answer.  540 deer.\r\n" );
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\n" ); document.write( "\n" ); document.write( "It is a \"classic\" problem on proportions.\r
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\n" ); document.write( "\n" ); document.write( "See the lesson\r
\n" ); document.write( "\n" ); document.write( " - Using proportions to estimate the number of fish in a lake\r
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