document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=908543>Question 908543</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A car consumes 5 litre per hour when travelling at 50kmph.Then find consumption of the car when travelling at 60kmp in 45 minutes and 60 minutes </SPAN>\n" );
document.write( "</I><HR><TABLE width=100%><TR><TD><B><A HREF=http://www.algebra.com/>Algebra.Com's</A> Answer #551110 by </B><A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><B>josgarithmetic(39618)</B></A><img src=\"/images/stars/stars-13.gif\" alt=\"\" >&nbsp;<A HREF=/tutors/aboutme.mpl?userid=josgarithmetic><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=551110\">put this solution on YOUR website!</A><BR><SPAN STYLE=\"word-break: break-all;\"> Direct Variation type of problem.\r<BR>\n" );
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document.write( "No other information to think otherwise.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=5%2Alitersperhour=k%2A50%2Akilometersperhour%3F ALIGN=MIDDLE  ALT=\"5%2Alitersperhour=k%2A50%2Akilometersperhour%3F\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "This is in the form <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=R=k%2Ar ALIGN=MIDDLE  ALT=\"R=k%2Ar\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "Using R for the consumption rate<BR>\n" );
document.write( "r as the speed of the car<BR>\n" );
document.write( "k proportionality constant.\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=k=5%2F50 ALIGN=MIDDLE  ALT=\"k=5%2F50\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=highlight_green%28k=1%2F10%29 ALIGN=MIDDLE  ALT=\"highlight_green%28k=1%2F10%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "5*(liters/hour)*(1/50)(hours/kilometer), is probably not the kind of situation involved here.  Why, is that the consumption rate DEPENDS on the speed.  I have assumed that consumption rate will increase with speed and is directly proportional to it.\r<BR>\n" );
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document.write( "The relationship you want then is <IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=highlight%28R=%281%2F10%29r%29 ALIGN=MIDDLE  ALT=\"highlight%28R=%281%2F10%29r%29\"   DISABLED_style= \"max-width:90%; height:auto;\" >.\r<BR>\n" );
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document.write( "The time values given in your question need to be adjusted for \"per hour\". </SPAN>\n" );
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