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After some matches were played, most of the information in the table containing the results of the games was accidentally deleted. What was the score in each match played?

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Eight Dominoes

Using the 8 dominoes make a square where each of the columns and rows adds up to 8

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There are exactly 3 ways to add 4 odd numbers to get 10. Find all the ways of adding 8 odd numbers to get 20. To be sure of getting all the solutions you will need to be systematic. What about a total of 15 with 6 odd numbers?


Stage: 3 Challenge Level: Challenge Level:2 Challenge Level:2

In the first part of the question, you can start by narrowing down the broken pin to one of only two possibilities.

There is a clue to the second part in the question