document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=1178570>Question 1178570</A>: <I><SPAN STYLE=\"word-break: break-all;\"> A 3 by 5 grid of dots is set out. How many straight line segments can be drawn that join two of these dots and pass through exactly one other dot? </SPAN>\n" );
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document.write( "13.<br><BR>\n" );
document.write( "Draw the (rectangular) grid and count them.<br><BR>\n" );
document.write( "There are 5 of one kind, 6 of another kind, and 2 of a third kind.<br><BR>\n" );
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