document.write( "Question 1133907: Fred bought a car for $5,600 and later sold it at 90% of the cost price. He spent $1,310 out of the amount received and invested the rest at 6% per annum simple interest. Calculate the interest earned in 3 years. \n" ); document.write( "
Algebra.Com's Answer #751189 by Shin123(626)\"\" \"About 
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90% of $5,600 is $5,040. \r
\n" ); document.write( "\n" ); document.write( "\"5040-1310=3730\" 6%*3730=223.80. 3730+(223.80*3),=$4401.40.
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