document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1158316>Question 1158316</A>: <I><SPAN STYLE=\"word-break: break-all;\"> 1) Laurie has $15,000 to invest. She placed a portion of the funds in a savings account and 3,000 more than twice this amount in a checking account. How much did Laurie place in each account? \r<BR>\n" );
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document.write( "2) The charity group helps the children living in poverty all over the world. In 2001 donation were about $120.5 million and in 2005 donation were about $216.5 million. The organization assumes that this trend will continue at a constant rate in the future. <BR>\n" );
document.write( "2.a) find the rate of change (slope) of donations over time and explain its meaning in the context of this problem?<BR>\n" );
document.write( "2.b) write an equation to represent this situation.<BR>\n" );
document.write( "2.c) how much in donation can the organization expect in the year 2025?<BR>\n" );
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document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #781286 by </B><A HREF=/tutors/aboutme.mpl?userid=mananth><B>mananth(16946)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=mananth><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=mananth><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=781286\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> <BR>\n" );
document.write( "1) Laurie has $15,000 to invest.Total \r<BR>\n" );
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document.write( "She placed a portion of the funds in a savings account. let it be $x\r<BR>\n" );
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document.write( " and 3,000 more than twice this amount in a checking account.<BR>\n" );
document.write( "3000+2x\r<BR>\n" );
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document.write( "2) The charity group helps the children living in poverty all over the world. In 2001 donation were about $120.5 million and in 2005 donation were about $216.5 million. The organization assumes that this trend will continue at a constant rate in the future. \r<BR>\n" );
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document.write( "(216.5-120.5)/4\r<BR>\n" );
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document.write( "2.a) find the rate of change (slope) of donations over time and explain its meaning in the context of this problem?<BR>\n" );
document.write( "=24 billion/year\r<BR>\n" );
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document.write( "2.b) write an equation to represent this situation.<BR>\n" );
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document.write( "C= 24x + 120.5 where x is the number of years after 2001<BR>\n" );
document.write( "2.c) how much in donation can the organization expect in the year 2025?\r<BR>\n" );
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document.write( "c= 24*(25-21) +120.5\r<BR>\n" );
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document.write( "696.5 billion in 2025<BR>\n" );
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