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Problem 396

Algebra Difficulty 2.0 Find the answer UKMT Grey Kangaroo · United Kingdom · 2019

Michael keeps dogs, cows, cats and kangaroos as pets. He has 24 pets in total and $\frac{1}{8}$ of them are dogs, $\frac{3}{4}$ are not cows and $\frac{2}{3}$ are not cats. How many kangaroos does Michael keep? (A) $4$ (B) $5$ (C) $6$ (D) $7$ (E) $8$

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