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2024 AIME II Question 2

AIME · 2024 AIME II

Question 2

A list of positive integers has the following properties:

• The sum of the items in the list is $30.$

• The unique mode of the list is $9.$

• The median of the list is a positive integer that does not appear in the list itself.

Find the sum of the squares of all the items in the list.