document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=10291>Question 10291</A>: <I><SPAN STYLE=\"word-break: break-all;\"> An island has no currency; it instead has the following exchange rate:\r<BR>\n" );
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document.write( "50 bananas = 20 coconuts<BR>\n" );
document.write( "30 coconuts = 12 fish<BR>\n" );
document.write( "100 fish = 1 hammock\r<BR>\n" );
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document.write( "How many bananas equal 1 hammock?\r<BR>\n" );
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document.write( "My work cannot figure this problem out. </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #5443 by </B><A HREF=/tutors/aboutme.mpl?userid=Earlsdon><B>Earlsdon(6294)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=Earlsdon><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/images/nopicture.jpg><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=5443\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Let's rewrite the equations: For brevity, b = bananas, c = coconuts, f = fish, and h = hammock.\r<BR>\n" );
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document.write( "50b = 20c, so c = (50/20)b = (5/2)b<BR>\n" );
document.write( "30c = 12f, so f = (30/12)c = (5/2)c\r<BR>\n" );
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document.write( "Now: h = 100f = 100(5/2)c = 100(5/2)(5/2)b = 100(25/4)b = (25)(25)b = 625b.\r<BR>\n" );
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document.write( "1 hammock costs 625 bananas. </SPAN>\n" );
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