7067 /www/nrich/html/content/id/7067/ 9 2011-11-14T12:44:50 <?xml version="1.0" encoding="UTF-8"?> <mdoxml xmlns:mdo="http://maths.org/mdo" version="1.1"> <mdo:list style="hpicturebarwithaltdesc"> <mdo:iteratelist value="false"> </mdo:iteratelist><mdo:embed> <mdo:embedItem id="8450" position="before"> </mdo:embedItem></mdo:embed><mdo:ruleset value="0" operator="or" part="default"> <mdo:rule name="id" operator="=" value="6129" resultlink="default"> </mdo:rule><mdo:rule name="id" operator="=" value="7987" resultlink="default"> </mdo:rule><mdo:rule name="id" operator="=" value="2719" resultlink="default"> </mdo:rule><mdo:rule name="id" operator="=" value="8692" resultlink="default"> </mdo:rule><mdo:rule name="id" operator="=" value="2719" resultlink="default"> </mdo:rule><mdo:rule name="id" operator="=" value="8514" resultlink="default"> </mdo:rule><mdo:rule name="id" operator="=" value="8515" resultlink="default"> </mdo:rule></mdo:ruleset><mdo:orderset> <mdo:order name="id" direction="asc"> </mdo:order><mdo:order name="custom" value="6129,8692,8515,7987,2719,8514"/></mdo:orderset><mdo:page value="true"> </mdo:page><mdo:lock value="false"> </mdo:lock><mdo:limit value="100"> </mdo:limit><mdo:showunpublished value="true"> </mdo:showunpublished></mdo:list></mdoxml> <?xml version="1.0" encoding="UTF-8"?> <mdoxml version="1.0"><br></br> This is the live weekly challenge. The solution to this weekly challenge will appear sometime next Monday, when the next weekly challenge will appear.<br></br> <br></br> We don't publish user solutions for the weekly challenges in the same way as we do for the main problems on the site, but please do discuss the weekly challenges on the Ask NRICH -- follow the link from the main part of the challenge.<br></br> <br></br> Sometimes fascinating extensions and explorations will arise from the challenges. Why not share your thoughts, questions and findings on the Ask NRICH thread?<br></br> <br></br> We hope that you enjoy the challenges.<br></br> <br></br> If you have any comments please email Steve Hewson at post16.nrich@maths.org.<br></br> <br></br> <br></br> <br></br> <br></br></mdoxml> <?xml version="1.0" encoding="UTF-8"?> <mdoxml version="1.0"><br></br></mdoxml> <?xml version="1.0" encoding="UTF-8"?> <mdoxml version="1.0"><br></br> HI<br></br> <br></br> <br></br> This will be $$block$$<br></br> <br></br> however $this is inline$ so it h<br></br> hi<br></br></mdoxml> 0 3 1 1 1 1 1 Teachers' guide to all NRICH has to offer. Site Structural workInProgress