document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=53687>Question 53687</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Two families drive from Kingston to Niagara Falls.  The Maretti family leaves first and travels at an average speed of 85 km/h.  The Khan family leaves Kingston once the Maretti family has travelled 40 km, and travels at an average speed of 95 km/h.  Determine how far they have travelled when the families have both gone the same distance. </SPAN>\n" );
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document.write( "distance traveled by Maretti - 85x<BR>\n" );
document.write( "distance traveled by Khan - 95x\r<BR>\n" );
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document.write( "However, we know that the Maretti family has a 40 km lead. So:\r<BR>\n" );
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document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=85x+%2B+40+=+95x ALIGN=MIDDLE  ALT=\"85x+%2B+40+=+95x\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=40+=+10x ALIGN=MIDDLE  ALT=\"40+=+10x\"   DISABLED_style= \"max-width:90%; height:auto;\" ><BR>\n" );
document.write( "<IMG STYLE=\"max-width:80%;\" SRC=/cgi-bin/plot-formula.mpl?expression=x+=+4 ALIGN=MIDDLE  ALT=\"x+=+4\"   DISABLED_style= \"max-width:90%; height:auto;\" >\r<BR>\n" );
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document.write( "So they'll have traveled the same distance after 4 hours (counting from the moment the Khan family left). That is 95*4=380 km traveled. </SPAN>\n" );
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