Question
Farmer Andy has 4 geese. The mass of Goose M is the same as the average mass of the 4 geese. Goose N weighs 4 kg less than the average mass of the 4 geese. The mass of Goose P is 9 kg more than the average mass of the 4 geese. The mass of Goose Q is 14 kg. Find the total mass of the 4 geese.
3 m

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Farmer Andy has 4 geese. The mass of Goose M is the same as the average mass of the 4 geese. Goose N weighs 4 kg less than the average mass of the 4 geese. The mass of Goose P is 9 kg more than the average mass of the 4 geese. The mass of Goose Q is 14 kg. Find the total mass of the 4 geese.