1.
A farmer has chickens and cows. If he counts the heads, he gets 50, and if he counts the legs, he gets 140. How many chickens does he have?
20
25
30
35
2.
If the probability of an event A is 0.3 and the probability of event B is 0.4, what is the probability of either A or B occurring if they are mutually exclusive?
0.12
0.5
0.7
0.8
3.
You witness a student vandalizing school property. What's the most appropriate action?
Join in to avoid being seen as a snitch
Confront the student directly
Anonymously report the incident to school authorities
Ignore it, as it's not your responsibility
4.
A study found that students who eat breakfast before school tend to perform better on tests. Which of the following can be reasonably inferred?
Eating breakfast guarantees high test scores
Students who don't eat breakfast always perform poorly on tests
There may be a positive relationship between eating breakfast and test performance
Test performance is solely determined by breakfast consumption
5.
If Southeast becomes North, then which direction will North become?
Southwest
Northeast
Northwest
Southeast
6.
A CEO learns that a popular product may have long-term health risks. What's the most ethical action?
Ignore the potential risks
Immediately recall the product
Conduct further research while warning consumers
Sell the company before the information becomes public
7.
"Many celebrities endorse this diet plan, so it must be effective for weight loss." Which fallacy is demonstrated here?
Appeal to authority
Bandwagon fallacy
False cause
Anecdotal evidence
8.
All employees in this company either work in sales or marketing. Jane does not work in sales. Which of the following can be logically concluded?
Jane works in marketing
Jane does not work for this company
Jane works in either sales or marketing
Not enough information to draw a conclusion
9.
SYMBIOSIS : ORGANISMS ::
Synergy : Teams
Mutualism : Species
Cooperation : Individuals
All of the above
10.
A researcher is studying the effects of a new drug on the growth of bacteria. They inoculate 4 petri dishes with the same strain of bacteria and expose them to different concentrations of the drug. After 24 hours, they measure the diameter of the bacterial colonies in each dish. The results are as follows:
Dish 1 (no drug): 5 mm
Dish 2 (low drug concentration): 3 mm
Dish 3 (medium drug concentration): 2 mm
Dish 4 (high drug concentration): 1 mm
Based on these results, which of the following conclusions can be drawn?
The drug has no effect on bacterial growth
The drug inhibits bacterial growth in a dose-dependent manner
The drug promotes bacterial growth in a dose-dependent manner
The drug has a variable effect on bacterial growth
Questions Answered: 0/10