Logical ReasoningDifficulty: Medium

PT2 S2 Q5 Explanation

A gas tax of one cent

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

TopicsFlaw

Keep going in LSAT Lab

  • Save & drill this skill build targeted practice sets from questions like this one

  • Video walkthroughs watch every question solved step by step

  • 81 official LSATs as questions, timed sections & full-length tests

Full official LSAT questions are available through LawHub. This page provides LSAT Lab's explanation, strategy, and review tools without republishing the full official question.

Stimulus

A gas tax of one cent per gallon would raise one billion dollars per year at current consumption rates. Since a tax of fifty cents per gallon would therefore raise fifty billion dollars per year, it seems a perfect way to deal with the federal budget deficit. This tax would have the would keep our country from being too dependent on foreign oil producers.

What this question is testing

Flaw

Your task

Describe the reasoning error the argument actually commits.

Common trap

Answers that name a real logical flaw the argument doesn't actually make.

Winning move

Articulate the gap in the reasoning yourself, then match it to the choice that describes that 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
5.

Which one of the following most clearly identifies an error in the

Answer choices

  1. Trap3% picked this

    The author cites irrelevant

  2. Trap4% picked this

    The author relies on incorrect current

  3. Correct74% picked this

    The author makes incompatible

    Why this is right

    Answer C is correct.

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

  4. Trap16% picked this

    The author mistakes an effect for

  5. Trap3% picked this

    The author appeals to conscience rather

Continue the review in LSAT Lab

Save this question, watch the video walkthrough, and drill similar questions in your LSAT Lab account.

LSAT Lab

Turn this review into a targeted study plan.

Save this question, drill more like it, watch the video walkthrough, and track your progress in your LSAT Lab account.

Start practicing free