LSAT 19, Logical Reasoning II, Q11, LSATHacks

LR Question 11 Explanation, by LSATHacks

QUESTION TEXT: Five thousand of the 50,000 books published in country…

QUESTION TYPE: Sufficient Assumption

CONCLUSION: At most 25 movies released in 1992 were based on books released in 1991.

REASONING: Only 25 movies released in 1992 were based on novels released in 1991.

ANALYSIS: The argument makes a conclusion about books, but gives evidence from novels.

The correct answer tells us that the movies were only based on novels and not any other type of book.

___________

1. It doesn’t matter who wrote the scripts. It only matters whether the scripts were based on novels.
2. CORRECT. If this is the case then only 25 movies were based on books, because 25 movies were based on novels and no movies were based on books other than novels.
3. Books in 1992 are irrelevant. We’re talking about movies from 1992 based on books released in 1991.
4. The conclusion is about movies based on novels. This is about movies based on other movies. Irrelevant.
5. The conclusion is about films from 1992. This answer is about films from 1991.

Recap: The question begins with “Five thousand of the 50,000 books published in country”. It is a Sufficient Assumption question. Learn how to master LSAT Sufficient questions on the LSAT Logical Reasoning question types page.

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