Logical Reasoning
LSAT Vocab
Miscellaneous LSAT Facts
Argument Structure
Basic Logic Terms
100

Identify the conclusion in this argument: "The restaurant’s popularity will likely increase, because they just hired a well-known chef.”

A) The restaurant’s popularity will likely increase.

B) The chef is well-known.

C) The restaurant will fail.

D) The chef’s reputation is great.

A) The restaurant’s popularity will likely increase.

100

What does the term “justification” mean in LSAT arguments?

A reason given to show that an action or belief is reasonable or necessary.

100

What is the highest possible score on the LSAT?

180

100

What is the conclusion in an argument?

The main point of the author is trying to convince the leader.

100

What is a contradiction?

A situation where two statements cannot both be true at the same time.

200

What is the assumption in this argument? “If the government increases taxes on cigarettes, fewer people will smoke.”

A) Tax increases will generate revenue

B) People enjoy smoking regardless of cost.

C) Higher cigarette prices discourage smoking.

D) Smoking rates are unaffected by taxes.


C) Higher cigarette prices discourage smoking.

200

What does “assumption” mean in the context of LSAT questions?

A statement or idea taken for granted without explicit proof, often essential to the argument.

200

How many scored sections are there on the LSAT?

3 scored sections

200

What is a premise in an argument? 

A statement that supports the conclusion


200

What does it mean if an argument is valid?

If the premises are true, the conclusion must logically follow.

300

Identify the flaw: “If a person spends a lot of time playing video games, they are not productive. John spends a lot of time playing video games, so he must be unproductive.”

A) It assumes that all people who play video games are unproductive.

B) It assumes that John plays video games for fun.

C) It assumes that John is productive in other areas.

D) It assumes that productivity is not subjective.

A) It assumes that all people who play video games are unproductive.

300

Define “principle” in LSAT terms.

 A general rule or guideline that supports the argument or conclusion.

300

What is the purpose of the LSAT Writing Sample?

To assess your ability to make a logical, coherent argument in writing.

300

What is a counterargument?

An argument that goes against the conclusion of the original argument.

300

What is a fallacy?

A flaw in reasoning that weakens an argument.

400

What type of reasoning is being used in this argument: “The increase in the price of gas last year caused a decrease in the number of cars sold. Therefore, if gas prices decrease, more cars will be sold.”

A) Deductive reasoning.

B) Casual reasoning.

C) Inductive reasoning.

D) Analogical reasoning.

B) Casual reasoning.

400

Define “sufficient condition” in the context of LSAT questions.

 A condition that, if met, guarantees the truth of a particular conclusion.

400

What is the average LSAT score?

About 150

400

What role does an example play in an argument?

An example serves as evidence to support a claim.

400

What is “causation” in logic.

The relationship where one event directly results in another.

500

Which of the following weakens the argument? “Organic food is better for the environment because it doesn’t involve harmful pesticides.”

A) The pesticides used in organic farming are natural and not harmful.

B) Organic food is more expensive than conventional food.

C) Consumers prefer conventional food over organic.

D) A study shows organic farming uses more water and land.

D) A study shows organic farming uses more water and land.

500

Define “paradox” in an LSAT argument?

A situation where two seemingly contradictory statements both appear to be true.

500

What type of reasoning do the majority of LSAT logical reasoning questions require?

Deductive reasoning, where conclusions follow logically from the premises.

500

What is a necessary condition?

Something that must be true for the conclusion to be true, but by itself is not enough to guarantee the conclusion.

500

What is the difference between inductive and deductive reasoning?

Inductive reasoning draws general conclusions from specific examples, while deductive reasoning draws specific conclusions from general principles.

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