document.write( "Question 1164966: An investment decrease by5% per year for 4 years. By what total percent does it decrease? \n" ); document.write( "
Algebra.Com's Answer #789389 by Boreal(15235)\"\" \"About 
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this is 0.95^4 and that is 0.8145
\n" ); document.write( "That is an 18.55% decrease.\r
\n" ); document.write( "\n" ); document.write( "it isn't 20%, because only the first year did it decrease 5% from the original amount. The second year, it decreased 5%, but from a smaller number (0.95).
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