Core 2 Worked solutions

Jan 2010
https://docs.google.com/viewer?a=v&pid=explorer&chrome=true&srcid=0B2J1T-insOmpMmUxMDlkMGMtMjM2OC00ZTEwLTkyMzItNjA1ZjcwYWFmMGYy&hl=en

June 2009
https://docs.google.com/viewer?a=v&pid=explorer&chrome=true&srcid=0B2J1T-insOmpNTE1YTFmNzMtZGQwYi00NmNmLWFkY2EtZDJkMTY3MWU3MWYz&hl=en

Jan 2009
https://docs.google.com/viewer?a=v&pid=explorer&chrome=true&srcid=0B2J1T-insOmpOGMxYjRkNzEtOTVhYi00MDEyLWI0YWEtYzlmN2NjMTYwNGQy&hl=en

June 2008
https://docs.google.com/viewer?a=v&pid=explorer&chrome=true&srcid=0B2J1T-insOmpYjllYzNhZjMtZGYyOS00ZDljLWI4NDEtYmVmOTI3YjU5ZWIz&hl=en

Jan 2008
https://docs.google.com/viewer?a=v&pid=explorer&chrome=true&srcid=0B2J1T-insOmpMDc0NGEwYTctMzYxZS00ZTdlLTk3ODktNDljOWRhNWJmOWZi&hl=en

May 2007
https://docs.google.com/viewer?a=v&pid=explorer&chrome=true&srcid=0B2J1T-insOmpOGI0ODg1MTMtNTBkYi00OTBlLTliMzctNmQwYWU4MzVhNjcy&hl=en

Jan 2007
https://docs.google.com/viewer?a=v&pid=explorer&chrome=true&srcid=0B2J1T-insOmpM2E0ZWU3Y2MtOTkzNC00ZWM2LThmZTctZWI2YmI3ZDNmZWUx&hl=en

May 2006
https://docs.google.com/viewer?a=v&pid=explorer&chrome=true&srcid=0B2J1T-insOmpODNlMjgwZWUtNmQ5Yy00ZDc5LTk2YjEtYzQxZGQ0YmMyYjA4&hl=en

Jan 2006
https://docs.google.com/viewer?a=v&pid=explorer&chrome=true&srcid=0B2J1T-insOmpNTlhYzU1OWMtYzExMi00ZjJkLTlhOWItYzcyNzIzZjAzZmIw&hl=en

June 2005
https://docs.google.com/viewer?a=v&pid=explorer&chrome=true&srcid=0B2J1T-insOmpY2RhNWNhNTAtNWJkYi00MjVlLTk3NGItZGZmMmJkOWY3NGQz&hl=en

Jan 2005
https://docs.google.com/viewer?a=v&pid=explorer&chrome=true&srcid=0B2J1T-insOmpMzk1NWIwMmMtOTM4MC00YTJkLTk4MzYtMjA1NTU4MTYzM2Nl&hl=en