document.write( "Question 631730: find the simple interest rate that i earn if my principle of $30,000 earns $7800 interest in 4 yrs \n" ); document.write( "
Algebra.Com's Answer #397780 by stanbon(75887)\"\" \"About 
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find the simple interest rate that i earn if my principle of $30,000 earns $7800 interest in 4 yrs
\n" ); document.write( "-------
\n" ); document.write( "I = Prt
\n" ); document.write( "7800 = 30,000*i*4
\n" ); document.write( "i = 0.065
\n" ); document.write( "i = 6.5%
\n" ); document.write( "==============
\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H. \n" ); document.write( "
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