document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1125419>Question 1125419</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Mr. Greenwood invests money in two accounts. His total investment was $25,000 if one account pays 6% in interest and the other pays 5%. how much does he have in each account if he earned a total of $1,450 in interest in 1 year? set up equations and solve for full credit.  </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #741761 by </B><A HREF=/tutors/aboutme.mpl?userid=greenestamps><B>greenestamps(13203)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=greenestamps><IMG SRC=http://www.algebra.com/images/aboutme-small.gif BORDER=0 alt=\"About Me\" VALIGN=MIDDLE></A>&nbsp;<IMG SRC=http://www.algebra.com/cgi-bin/show-face.mpl?user=greenestamps><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=741761\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <br><BR>\n" );
document.write( "I see the instructions say to set up equations and solve for full credit....<br><BR>\n" );
document.write( "However, if an algebraic solution is not required for a problem like this, here is a method for solving problems like this which, if you understand it, will get you to the answer much faster and with far less work than the usual formal algebraic method.  A problem like this takes me about 10 seconds to solve mentally using this method.<br><BR>\n" );
document.write( "(1) The $25000 all at 5% would earn $1250 interest; all at 6% would earn $1500 interest.<BR>\n" );
document.write( "(2) $1450 is 4/5 of the way from $1250 to $1500; that means 4/5 of the money was invested at the higher rate.<BR>\n" );
document.write( "(3) 4/5 of $25000 is $20000.<br><BR>\n" );
document.write( "ANSWER: $20,000 was invested at 6%; $5,000 at 5%. </SPAN>\n" );
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