document.write( "Question 693871: at a certain time of a day a vertical yardstick casts a 20 inch shadow.how tall in feet is a flafpole that casts a shadow of 15 feet at the same time?\r
\n" ); document.write( "\n" ); document.write( "a)20
\n" ); document.write( "b)22
\n" ); document.write( "c)25
\n" ); document.write( "d)27
\n" ); document.write( "e)30
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Algebra.Com's Answer #427635 by jim_thompson5910(35256)\"\" \"About 
You can put this solution on YOUR website!
3/20 = x/(15*12)\r
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\n" ); document.write( "\n" ); document.write( "3/20 = x/180\r
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\n" ); document.write( "\n" ); document.write( "3*180 = 20x\r
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\n" ); document.write( "\n" ); document.write( "540 = 20x\r
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\n" ); document.write( "\n" ); document.write( "540/20 = x\r
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\n" ); document.write( "\n" ); document.write( "x = 27\r
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\n" ); document.write( "\n" ); document.write( "So the answer is 27 ft.
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