Verbal ReasoningGMAT Focus Edition

GMAT Inference / Must-Be-True practice questions

Inference / Must-Be-True is a high-yield GMAT topic. Work through these practice questions to build accuracy and speed before test day.

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2 sample questions

Practice Question 1easyCritical Reasoning

Archaeologists have uncovered stone tools in two distinct regions, A and B. The tools found in Region A are more complex in design than those found in Region B. The archaeologists conclude that the tools in Region A represent a more advanced level of technological development than those in Region B.

If the archaeologists' conclusion about the technological advancement of tools in Region A compared to Region B is correct, which of the following must be true?

The tools in Region A were found in a site that was frequently visited by archaeologists, while those in Region B were found in a remote location.

The tools in Region B were discovered in a much larger quantity than those in Region A.

The tools in Region A were made from materials that are more durable than those used in Region B.

The tools in Region A are more complex in design than those in Region B.

The tools found in Region A were used primarily for agricultural purposes, while those in Region B were used for hunting.

Practice Question 2very_easyCritical Reasoning

A recent study found that students who sleep at least 8 hours per night tend to perform better on exams than those who sleep less. However, the study did not account for other factors such as study habits or prior knowledge.

Which of the following can be properly inferred from the passage above?

Some students who sleep at least 8 hours per night perform better on exams.

Sleeping at least 8 hours per night is the only factor that affects exam performance.

All students who sleep less than 8 hours per night will perform poorly on exams.

Students who sleep more than 8 hours per night will always perform better than those who sleep less.

No student can perform well on exams without sleeping at least 8 hours per night.

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GMAT Inference / Must-Be-True practice questions

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