Logical ReasoningDifficulty: Medium

PT4 S4 Q25 Explanation

Sixty adults were asked to

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

TopicsParadox

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Stimulus

Sixty adults were asked to keep a diary of their meals, including what they consumed, when, and in the company of how many people. It was found that at meals with which they drank alcoholic beverages, they consumed about 175 calories more meals with which they did not drink alcoholic beverages.

What this question is testing

Paradox

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.

Each of the following, if true, contributes to an explanation of the difference in

Answer choices

  1. Trap8% picked this

    Diners spent a much longer time at meals served with alcohol than they did at

  2. Trap3% picked this

    The meals eaten later in the day tended to be larger than those eaten earlier in the day, and later meals were

  3. Trap3% picked this

    People eat more when there are more people present at the meal, and more people tended to be present at meals served with alcohol

  4. Trap13% picked this

    The meals that were most carefully prepared and most attractively served tended to be those at which

  5. Correct73% picked this

    At meals that included alcohol, relatively more of the total calories consumed came from carbohydrates and relatively fewer of them

    Why this is right

    Answer E is correct.

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

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