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LSAT Explanations › PrepTest 134 › Section 2

Logical Reasoning

PrepTest 134 Section 2

Find the question you’re working on. Explore the reasoning, understand each answer, and learn from your mistakes.

25 question explanationsUnscored section

Choose a question

Explanations for every question, find them by number or text.

  1. Q1:
    Certain companies require their managers to rank …Identify the Conclusion
  2. Q2:
    Psychologist: A study of 436 university students …Flawed Reasoning

    Napping probably causes insomnia.

  3. Q3:
    Whenever Joe's car is vacuumed, the employees …Parallel Reasoning

    Joe took his car to K & L Auto to be fixed.

  4. Q4:
    Editorialist: In a large corporation, one of the functions …Strengthen

    The president of a company has a duty to keep their profits high.

  5. Q5:
    Everyone in Biba's neighborhood is permitted to swim …Must Be True

    Everyone in Biba’s neighborhood is allowed to swim sometime each day the pool is open.

  6. Q6:
    Beck: Our computer program estimates municipal automotive use …Flawed Reasoning

    The computer program's estimates are accurate.

  7. Q7:
    Inertia affects the flow of water pumped through a closed system …Most Strongly Supported

    Inertia affects how water starts and stops flowing through pipes.
    * When the pump is turned on, the water doesn't immediately reach full speed.
    * When the pump is turned off, the water doesn't immediately stop.
    * The effects of inductance in electrical circuits are similar to the effects of inertia in water pipes.

  8. Q8:
    Journalist: To reconcile the need for profits sufficient to support …Principle – Justify

    It's not justified to charge lower prices in poorer countries and higher prices in richer countries.

  9. Q9:
    Robert: The school board is considering adopting …Weaken
  10. Q10:
    In order to reduce traffic congestion and raise revenue …Necessary Assumption

    The downtown driving charge won't be enforced effectively when it's first introduced.

  11. Q11:
    A recent study revealed that the percentage of people treated …Paradox – EXCEPT

    Patients treated at big, urban hospitals recover at a lower rate than those treated at smaller, rural hospitals.

  12. Q12:
    Perry: Worker-owned businesses require workers to spend time …Weaken

    Lenders who want to reduce risk shouldn't make loans to worker-owned businesses.

  13. Q13:
    Some paleontologists believe that certain species of dinosaurs …Complete the Argument
  14. Q14:
    For one academic year all the students at a high school …Paradox

    The researchers wanted to test out whether more studying → higher grades.
    * The results show that students who studied the most did not get the highest grades.
    * Yet the researchers still said the results supported the hypothesis.

  15. Q15:
    Researchers had three groups of professional cyclists cycle for one hour …Most Strongly Supported

    The researchers tested 3 groups of cyclists:

    1.

  16. Q16:
    Anyone who believes in extraterrestrials believes in UFOs …Flawed Parallel Reasoning

    Aliens don't exist.

  17. Q17:
    People want to be instantly and intuitively liked …Sufficient Assumption

    It's imprudent to look prudent.

  18. Q18:
    Journalist: Recent studies have demonstrated that a regular smoker …Must Be False

    A regular smoker who has just smoked usually has better short-term memory than a nonsmoker.

  19. Q19:
    Educator: It has been argued that our professional organization should …Principle – Justify

    The organization shouldn't decide important issues by direct vote.

  20. Q20:
    Neural connections carrying signals from the cortex …Sufficient Assumption

    The amygdala has more influence on the cortex than the cortex has on the amygdala.

  21. Q21:
    The *Iliad* and the *Odyssey* were both attributed to Homer …Weaken

    The Iliad and Odyssey were most likely written by different poets.

  22. Q22:
    Moralist: A statement is wholly truthful only if …Principle – Application
  23. Q23:
    Principle: It is healthy for children to engage in an activity …Flawed Reasoning
  24. Q24:
    In response to several bacterial infections traced to …Most Strongly Supported

    McElligott flash pasteurizes its apple juice since bacterial infections were traced to it.
    * Intensive pasteurization removes bacteria more effectively than any other method but is likely to hurt the flavor.
    * Their citrus juices are not pasteurized since they haven't been linked to bacterial infections.

  25. Q25:
    Sociologist: Widespread acceptance of the idea that individuals …Necessary Assumption

    Legislators who value democracy shouldn't propose laws that ban behavior that only harms the person doing it.

About this section

Originally Section 1 of PrepTest 52, administered in September 2007.

Question types

Flawed Reasoning3 · 12%
Most Strongly Supported3 · 12%
Weaken3 · 12%
Necessary Assumption2 · 8%
Principle – Justify2 · 8%
Sufficient Assumption2 · 8%
Complete the Argument1 · 4%
Flawed Parallel Reasoning1 · 4%
Identify the Conclusion1 · 4%
Must Be False1 · 4%
Must Be True1 · 4%
Paradox1 · 4%
Paradox – EXCEPT1 · 4%
Parallel Reasoning1 · 4%
Principle – Application1 · 4%
Strengthen1 · 4%

Based on our explanation classifications. Each of the 25 questions is counted once.

Section 1: Logical Reasoning
Section 3: Logical Reasoning
All PrepTest 134 explanations

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