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Mathematics, 18.03.2020 03:58 angel8953

An old lady has 125 cats. Seven of them are old, 9 of them are her favorite, 5 of them are both old and favorite. How many of them are neither old nor favorite.

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An old lady has 125 cats. Seven of them are old, 9 of them are her favorite, 5 of them are both old...
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