document.write( "Question 1120101: Ed invested a certain amount at 10% simple interest per year after 2 years the interest he recieved amounted to 3,000.
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Algebra.Com's Answer #735771 by ikleyn(52778) $\"\"$ $\"About$

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\n" ); document.write( "\n" ); document.write( "Ed invested a certain amount at 10% simple interest per year after 2 years the interest he received amounted to 3,000.
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\n" ); document.write( "\n" ); document.write( "It is about a SIMPLE INTEREST !\r
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\n" ); document.write( "\n" ); document.write( "The other tutor solved another problem for a COMPOUND interest.\r
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document.write( "At simple interest, the interest after 2 years is \r\n" );
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document.write( "I = 2*0.1*X,\r\n" );
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document.write( "Where X is an unknown principal.\r\n" );
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document.write( "2*0.1*X = 3000  ====>  X =  = 15000.\r\n" );
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document.write( "Answer.  15000 were invested under given conditions.\r\n" );
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