document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=178061>Question 178061</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A SPEEDBOAT COULD TRAVEL AT 5 TIMES THE SPEED OF A CURRENT. THUS, IT COULD TRAVEL 300 MILES DOWNRIVER IN 2 HOURS MORE THAN IT TOOK TO TRAVEL 150 MILES UPRIVER. WHAT WAS THE SPEED OF THE BOAT IN STILL WATER? </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #133101 by </B><A HREF=/tutors/aboutme.mpl?userid=ankor@dixie-net.com><B>ankor@dixie-net.com(22740)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=ankor@dixie-net.com><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=ankor@dixie-net.com><BR>You can <A HREF=\"/cgi-bin/embed-solution.mpl?show=1&solution=133101\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> A SPEEDBOAT COULD TRAVEL AT 5 TIMES THE SPEED OF A CURRENT. THUS, IT COULD<BR>\n" );
document.write( " TRAVEL 300 MILES DOWNRIVER IN 2 HOURS MORE THAN IT TOOK TO TRAVEL 150 MILES<BR>\n" );
document.write( " UPRIVER. WHAT WAS THE SPEED OF THE BOAT IN STILL WATER?<BR>\n" );
document.write( ";<BR>\n" );
document.write( "let x = boat speed in still water<BR>\n" );
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document.write( "given that current speed <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=1%2F5 ALIGN=MIDDLE  ALT=\"1%2F5\"   DISABLED_style= \"max-width:90%; height:auto;\" > boat speed, therefore we can say;<BR>\n" );
document.write( ".2x = current speed<BR>\n" );
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document.write( "Then<BR>\n" );
document.write( "1.2x = speed down stream<BR>\n" );
document.write( ".8x = speed up stream<BR>\n" );
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document.write( "write a time equation time = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=dist%2Fspeed ALIGN=MIDDLE  ALT=\"dist%2Fspeed\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "downstream time = upstream time + 2 hrs<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=300%2F1.2x ALIGN=MIDDLE  ALT=\"300%2F1.2x\"   DISABLED_style= \"max-width:90%; height:auto;\" > = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=150%2F.8x ALIGN=MIDDLE  ALT=\"150%2F.8x\"   DISABLED_style= \"max-width:90%; height:auto;\" > + 2<BR>\n" );
document.write( "multiply equation by 2.4x to get rid of the denominators<BR>\n" );
document.write( "2(300) = 3(150) + 2(2.4x)<BR>\n" );
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document.write( "600 = 450 + 4.8x<BR>\n" );
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document.write( "600 - 450 = 4.8x<BR>\n" );
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document.write( "x = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=150%2F4.8 ALIGN=MIDDLE  ALT=\"150%2F4.8\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "x = 31.25 speed of boat in still water<BR>\n" );
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document.write( "Check solution in original equation<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=300%2F1.2%2831.25%29 ALIGN=MIDDLE  ALT=\"300%2F1.2%2831.25%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=150%2F.8%2831.25%29 ALIGN=MIDDLE  ALT=\"150%2F.8%2831.25%29\"   DISABLED_style= \"max-width:90%; height:auto;\" > + 2<BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=300%2F37.5 ALIGN=MIDDLE  ALT=\"300%2F37.5\"   DISABLED_style= \"max-width:90%; height:auto;\" > = <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=150%2F25 ALIGN=MIDDLE  ALT=\"150%2F25\"   DISABLED_style= \"max-width:90%; height:auto;\" > + 2<BR>\n" );
document.write( " 8 = 6 + 2 </SPAN>\n" );
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