1.
A company's sales increased by 25% after it reduced its prices by 10%. The sales manager concludes that lowering prices always leads to increased sales. Which of the following best describes the logical flaw in this argument?
Hasty generalization
False dichotomy
Circular reasoning
Ad hominem fallacy
2.
A city planner proposes building more parks to improve residents' quality of life. Which of the following, if true, would most strengthen the planner's argument?
Cities with more green spaces have lower rates of stress-related illnesses
Parks increase property values in surrounding neighborhoods
Maintaining parks is less expensive than other urban development projects
Residents in cities with more parks report higher levels of physical activity
3.
A company found that employees who work flexible hours are 25% more productive than those who work fixed hours. The CEO concludes that the company should implement a flexible hours policy for all employees to increase overall productivity. Which of the following, if true, would most weaken the CEO's conclusion?
Employees who work flexible hours report higher job satisfaction
The company's competitors have successfully implemented flexible hours policies
The most productive employees were selected for the flexible hours trial
Working flexible hours reduces the company's overhead costs
4.
Company X's profits increased by 20% last year, while Company Y's profits decreased by 15%. Therefore, Company X performed better than Company Y last year. Which of the following pieces of information would be most useful in evaluating the argument?
The total revenue of both companies
The number of employees in each company
The profit margins of both companies in the previous year
The industry average profit growth rate
5.
All A are B. All B are C. Which of the following must be true based on these premises?
All C are A
All A are C
Some B are not A
Some C are not B
6.
A company claims that its new air purifier removes 99.9% of airborne pollutants. In a test, the air quality in a room improved significantly after using the purifier. Which of the following, if true, would most weaken the company's claim?
The test was conducted in a controlled laboratory environment
The purifier is more expensive than competing products
The test only measured a limited number of common pollutants
Other air purifiers on the market claim similar effectiveness
7.
A company decides to implement a flexible work-from-home policy to attract and retain employees. Which of the following, if true, would most strengthen the effectiveness of this decision?
The company's office space costs will decrease with more employees working from home
A survey of job seekers shows that flexible work options are the most desired benefit
Some managers are concerned about monitoring employee productivity remotely
The company's main competitor does not offer work-from-home options
8.
No mammals can breathe underwater. Whales are mammals. Which of the following must be true based on these premises?
Whales cannot breathe underwater
Whales can hold their breath for long periods
All animals that cannot breathe underwater are mammals
Some mammals can breathe underwater
9.
Researcher: Studies show that children who play violent video games are more likely to exhibit aggressive behavior. Therefore, playing violent video games causes children to become more aggressive. Which of the following is an assumption on which the researcher's conclusion depends?
All children who exhibit aggressive behavior play violent video games
There are no other factors that could account for the increased aggression in children who play violent video games
Children who are naturally aggressive are not more likely to be drawn to violent video games
Violent video games are the most popular type of games among children