document.write( "<A HREF=/cgi-bin/jump-to-question.mpl?question=549499>Question 549499</A>: <I><SPAN STYLE=\"word-break: break-all;\"> Boomboom joined Scout Jamboree. Every scout was said to handshake with<BR>\n" );
document.write( "each other. Some of them did not do. The total number of handshakes was 7.<BR>\n" );
document.write( "Find the minimum number of handshakes which were not done? </SPAN>\n" );
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document.write( "If total number of persons = n\r<BR>\n" );
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document.write( "number of handshakes = nC2\r<BR>\n" );
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document.write( "For 2,3,4, 5, 6... people number of handshakes will be 1,3,6,10,15.... respectively.\r<BR>\n" );
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document.write( "Because  here 10 is smallest value greater than 7. \r<BR>\n" );
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document.write( "minimum number of handshakes which were not done = 10-7 = 3\r<BR>\n" );
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document.write( "If any doubt, feel free to contact.\r<BR>\n" );
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document.write( " </SPAN>\n" );
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