document.write( "Question 560816: If money is invested for a short period of time, simple interest is paid using the following formula.\r
\n" ); document.write( "\n" ); document.write( "I = Prt
\n" ); document.write( "P represents the money invested, or principal amount, r is the simple interest rate, and t represents the time, in years, the money is invested.\r
\n" ); document.write( "\n" ); document.write( "Given P = $1,000, t = 9 years, and I = $270, what is the simple interest rate?
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Algebra.Com's Answer #364055 by jim_thompson5910(35256)\"\" \"About 
You can put this solution on YOUR website!
I = Prt\r
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\n" ); document.write( "\n" ); document.write( "270 = 1000*r*9\r
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\n" ); document.write( "\n" ); document.write( "270 = 1000*9r\r
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\n" ); document.write( "\n" ); document.write( "270 = 9000r\r
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\n" ); document.write( "\n" ); document.write( "270/9000 = r\r
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\n" ); document.write( "\n" ); document.write( "0.03 = r\r
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\n" ); document.write( "\n" ); document.write( "r = 0.03\r
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\n" ); document.write( "\n" ); document.write( "So the simple interest rate is 3%\r
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\n" ); document.write( "\n" ); document.write( "If you need more help, email me at jim_thompson5910@hotmail.com\r
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