I Drink Only Black Dog

Drinking

In a group of 25 people, 17 drink tea. Out of these 10 drink only tea. Find how many people drink coffee but not tea ? It is given that each one takes atleast one drink.

Direction: In the question below are given three statements followed by two conclusions numbered I and II. You have to take the given statements to be true even if they seem to be at variance with commonly known facts. Read all the conclusions and then decide which of the given conclusions logically follows from the given statements disregarding commonly known facts. Statement: Only a few dogs are cats. No cat is a wolf. Some wolves are dogs. Conclusion: All wolves are cats. Some dogs are not wolves.