document.write( "Question 88589: I have this problem could someone help thank you.\r
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document.write( "A principal of $5000 was invested in a savings account for 4 years. If the interest earned for the period was $400, what was the interest rate? \n" );
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Algebra.Com's Answer #64420 by dolly(163)![]() ![]() ![]() You can put this solution on YOUR website! Given Principal P = $5000 \n" ); document.write( "Period T = 4 yrs\r \n" ); document.write( "\n" ); document.write( "Interest = $400\r \n" ); document.write( "\n" ); document.write( "So rate R = 100I/(P*T)\r \n" ); document.write( "\n" ); document.write( " = 100*400/(5000*4)\r \n" ); document.write( "\n" ); document.write( " = 2%\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |