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A lion can eat 40 kg of meat per day, a tiger can eat 36 kg of meat per day while a wolf can eat 18 kg of meat per day. A says that the ratio of the meat lion can eat to tiger to wolf is 20:18:9, B says that the ratio should be 80:72:36, and C says that the ratio should be 10:9:8. Who is wrong?

Correct!