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LSAT Explanations › Preptest 155 › Logical Reasoning › Question 15

LSAT 155 | Section 1 | Logical Reasoning: Q15

LSAT Preptest 155 explanations

LR Question 15 Explanation

QUESTION TEXT: Most cats like to go outside to play when the temperature is…

QUESTION TYPE: Must be True

FACTS:

  1. Most cats like to play outside when the temperature is above freezing.
  2. Jamil only lets his cat out if at least one family member is outside.
  3. Jamil’s family members only go outside if the sun is shining or it is hot.

ANALYSIS: These facts are pretty simple. The cat wants to go outside if it’s above freezing. But it can only go outside if someone is outside, and someone is only outside if it is hot or the sun is shining. We can infer that the cat can only go outside if the sun is shining or it is hot.

___________

  1. This cannot be inferred. It’s possible for Jamil’s cat to be outside in the cold, if the sun is shining.
  2. We can’t infer this. The cat could be inside for any reason. We haven’t been told that Jamil’s family always goes outside when it’s hot or sunny, nor that the cat is always outside if a family member is.
  3. We can’t infer this. This tells us the necessary conditions are met for a family member to be outside, but it doesn’t mean that they are, nor does it mean that the cat is outside.
  4. This can’t be inferred. We don’t know that the cat always goes outside when a family member is outside.
  5. CORRECT. We know that the cat can only be outside in the sun or the heat. Therefore, if it’s cloudy and not hot, no family members can be outside, and thus no cat.

Recap: The question begins with “Most cats like to go outside to play when the temperature is”. It is a Must be True question. Learn how to master LSAT MBT questions on the LSAT Logical Reasoning question types page.

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More Resources for Must Be True Questions

  • Conditional Reasoning Article: Learn about conditional statements on the LSAT.
  • LR Diagrams Guide: Learn how to draw LR diagrams.
  • Intro to Conditional Reasoning: This intro course lesson covers conditional reasoning basics.
  • Intro Course lesson: This intro course lesson covers Must Be True questions.
  • Mastery Seminar lesson: This LR Mastery seminar lesson covers must be true questions.
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