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UKMT Junior Kangaroo, 2021

Algebra Difficulty 1.0 Junior Find the answer United Kingdom

The mean of a set of 8 numbers is 12. Two numbers with a mean of 18 are removed from the set. What is the mean of the remaining 6 numbers?

(A) $6$ (B) $7$ (C) $8$ (D) $9$ (E) $10$

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