Page 8 of 62 MCM 2008 Team #3780 6 8|3|9 3|452 458 4269 Figure 5: Example of the Naked Pair rule 9|8 5|28 6856 932 742815|3 5429Y6Z Figure 6: Example of the Naked Triplet rule. 49586 27 5 3526 24896 7962 Figure 7: Example of the Hidden Pair rule.Page 8 of 62 MCM 2008 Team #3780 1 2 4 8 4 6 8 3 9 3 1 4 5 2 7 2 3 8 1 5 4 4 5 8 1 3 2 9 2 4 1 5 6 5 8 3 6 4 9 X 9 7 5 Y Figure 5: Example of the Naked Pair rule. 4 9 1 8 6 5 2 8 2 8 9 1 3 2 5 5 1 2 4 9 4 7 5 1 6 2 6 7 4 2 8 1 5 3 9 4 6 2 X 5 Y 3 5 8 2 * 6 2 6 7 * * Z Figure 6: Example of the Naked Triplet rule. 4 9 5 8 6 6 5 2 7 8 3 8 9 3 6 5 8 4 2 7 2 6 5 7 7 4 8 9 2 1 6 8 7 9 6 2 2 9 1 3 4 6 X 3 Y Figure 7: Example of the Hidden Pair rule