UKMT Pink Kangaroo, 2023

Algebra Difficulty 1.0 Junior Find the answer United Kingdom

The ages of a family of five sum to $80$ . The two youngest are $6$ and $8$ . What was the sum of the ages of the family seven years ago?

(A) $35$ (B) $36$ (C) $45$ (D) $46$ (E) $66$

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