Logical Reasoning
PrepTest 153 Section 3
Find the question you’re working on. Explore the reasoning, understand each answer, and learn from your mistakes.
Choose a question
Explanations for every question, find them by number or text.
- Q1:
Minh: This film director's newest works are very predictable…Point of Agreement
- Q2:
Campaign manager: In campaign speeches, our candidate has…Principle
It is justifiable to omit the bad effects of endorsed policies if you are trying to enact a positive agenda.
- Q3:
Columnist: Although it is our civic duty to protect the…Sufficient Assumption
We should not divert high-tension power lines away from heavily populated areas.
- Q4:
The coat patterns of large cat species correspond to the…Paradox
**Paradox:** Large cats with spotted coats typically live in trees and forests, while those with plain coats live in open plains. But the cheetah, a spotted cat, lives in the plains.
- Q5:
As the current information explosion forces the print media…Identify the Conclusion
We are increasingly bombarded with inaccurate and trivial information.
- Q6:
The best way to increase the blood supply in the city of Pulaski…Weaken
Encouraging regular blood donors to donate more often is the best way of increasing Pulaski's blood supply.
- Q7:
Advertisement: Honey Oat Puffs cereal is made with whole-grain…Flawed Reasoning
People would have more healthful diets if they ate Honey Oat Puffs for breakfast.
- Q8:
Astronomer: Conditions in our solar system have probably…Role in Argument
The conditions of our solar system favor the emergence of life more than other systems of similar age.
- Q9:
Political organizer: Our group needs to assemble at least…Identify the Conclusion
Our group needs to assemble at least 30 volunteers for Marcia Garson to have a chance of winning the election
- Q10:
Giant ground sloths began disappearing from the Americas…Paradox
The arrival of human beings shortly before the end of an ice age caused the extinction of giant ground sloths.
- Q11:
Studies have shown that those who take daily doses of vitamin C…Flawed Parallel Reasoning
People who contract colds are likely not taking daily doses of vitamin C.
- Q12:
The Discourses, a work attributed to the ancient Stoic…Strengthen
It is unlikely that Arrian wrote *The Discourses* under Epictetus' name.
- Q13:
A study tested the performance of 70 pilots, half of whom…Explanation – Exception?
Dieting causes worse performance in pilots.
- Q14:
Guam has 40 times more spiders than nearby islands…Strengthen
The introduction of the brown tree snake caused Guam to have 40 times more spiders than nearby islands.
- Q15:
If the glee club pays cash today to rent the equipment…Necessary Assumption
The glee club party committee cares little about saving money.
- Q16:
If a novelist is popular he or she can vividly imagine…Could be True – Exception
Popular novelists can vividly imagine many characters with different personality and attitudes from their own.
- Q17:
After monitoring blood levels of lycopene (a nutrient found…Weakening
Lycopene reduces the risk of stroke.
- Q18:
In order to cut costs and thereby maximize his profit, Mr. Kapp…Sufficient Assumption
It was wrong for Mr. Kapp to use inferior materials in constructing the library to cut costs.
- Q19:
Most movie critics believe that sentimentality detracts from…Flawed Reasoning
Critics are wrong to believe sentimentality detracts from aesthetic value.
- Q20:
Business owner: Although allowing coal mining in our region…Role in Argument
Coal mining will cause an overall decrease in jobs in the region.
- Q21:
Columnist: Obviously, money helps one satisfy one's desires…Strengthen
People become less happy as they become wealthier.
- Q22:
- Q23:
Environmental ethicist: Since whooping cranes, unlike sandhill…Principle
We have a greater duty to protect the life of any individual whooping crane than the life of any individual sandhill crane.
- Q24:
All of the one-way streets in the city have dedicated…Must be True
One-way streets (OWS) ➞ Bike lanes (BL)
BL ➞ No City buses (~~CB~~)
Parking (P) ➞ No bike lane (~~BL~~)
City Bus number 9 (CB9) ➞ Batcheldor Avenue (BA)
- Q25:
Ecological terms like "invasive species" invoke human cultural…Principle
Ecological terms like "invasive species" invoke human cultural standards to the natural world.
- Q26:
Employee: Vernon's behavior in last month's incident was…Flawed Reasoning
To be consistent, the company must give Vernon his job back.
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