Logical ReasoningDifficulty: Hard

PT135 S1 Q25 Explanation

Interior decorator: All coffeehouses

A free, expert breakdown of this official LSAT Logical Reasoning question.

TopicsMust be True

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Stimulus

Interior decorator: All coffeehouses and restaurants are public places. Most well-designed public places feature artwork. But if a public place is uncomfortable it is not well places have spacious interiors.

What this question is testing

Must be True

Your task

Break the argument into its conclusion and evidence, then do exactly what the question stem asks with that structure.

Common trap

Answers that sound relevant to the topic but don't connect to the argument's actual reasoning.

Winning move

Predict what a right answer must do, then test each choice against the conclusion-evidence gap.

Reading along? Open the full official question in LawHub — we show a fragment here and keep the reasoning in our own words.

The question
25.

If all of the interior decorator's statements are true, then which one of the following

Answer choices

  1. Reversal5% picked this

    Any restaurant that has a spacious interior

    This reverses the R + SI → C fourth statement.

  2. Reversal5% picked this

    Most public places that feature artwork are

    This reverses the P + FA -most↣ WD second statement.

  3. Reversal25% picked this

    Most coffeehouses that are well designed

    While most public places that are well designed feature artwork, it does not follow that most coffeehouses that are well designed feature artwork. This reverses the first statement and assumes that all public places are coffeehouses.

  4. Correct60% picked this

    Any well-designed coffeehouse or restaurant has a

    Why this is right

    All coffeehouses are CH → P public places (first statement). All well-designed WD → C or ~P places are either comfortable or not public (third statement). If follows that any WD + CH → C + P well-designed coffeehouse is a comfortable public place. All comfortable public C + P → SI places have spacious interiors (fourth statement). It follows that any WD + CH → SI well-designed coffee house has a spacious interior.

    Skill tested: Must be True · how this choice captures the argument's function is the move to repeat next time.

  5. Reversal6% picked this

    Any coffeehouse that has a spacious interior is a well-designed

    This reverses the CH + SI → WD inference from the first, third and fourth statements.

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