Question
Ivory, Michael and Nick have a total of 172 marbles. Ivory and Nick have a total of 129 marbles while Michael and Nick have a total of 109 marbles. How many more marbles does Nick have than Ivory?
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Ivory, Michael and Nick have a total of 172 marbles. Ivory and Nick have a total of 129 marbles while Michael and Nick have a total of 109 marbles. How many more marbles does Nick have than Ivory?