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UKMT Junior Kangaroo, 2026

Algebra Difficulty 1.0 Junior Find the answer United Kingdom

A fly has six legs and a spider has eight legs. A group of three flies and two spiders has the same number of legs in total as a group of seven chickens and some dogs. How many dogs are in the second group?

(A) $2$ (B) $3$ (C) $4$ (D) $5$ (E) $6$

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