Logical Reasoning

PT13 · S2 · Q1 Paperback books wear out

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Paperback books wear out more quickly than hardcover books do, but paperback books cost much less.

Your task

Find the choice that makes the argument's conclusion less likely to be true.

Common trap

Answers that look negative but attack a claim the argument never relied on.

Winning move

Find the assumption the argument depends on, then pick the choice that undermines it.

1.

Which one of the following, if true, most seriously weakens the argument?

  1. If a public library’s overall

    Trap

    5% picked this

  2. Paperback books can very inexpensively

    Trap

    2% picked this

  3. Many paperback books are never

    Trap

    2% picked this

  4. Correct

    Library users as a group

    Why this is right

    Answer D is correct.

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

    90% picked this

  5. People are more likely to

    Trap

    1% picked this

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