document.write( "Question 258409: A 12-foot tree casts a 16-foot shadow. How many feet tall is a nearby tree that casts a 20-foot shadow at the same time \n" ); document.write( "
Algebra.Com's Answer #190240 by rfer(16322)\"\" \"About 
You can put this solution on YOUR website!
use a ratio
\n" ); document.write( "12/16=x/20
\n" ); document.write( "16x=240
\n" ); document.write( "x=15 ft
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