1.
All prime numbers are odd numbers, except for the number 2. 17 is a prime number. Which of the following conclusions can be drawn?
All odd numbers are prime numbers
17 is an odd number
There are no even prime numbers
2 is the only even prime number
2.
In a small town, every person who owns a dog also owns a cat. Some people in the town own birds. Which of the following must be true?
Everyone in the town owns a pet
Some dog owners also own birds
All cat owners in the town also own dogs
Anyone who owns a cat in this town also owns a dog
3.
All birds have feathers. Penguins have feathers. Which of the following must be true?
All animals with feathers are birds
Penguins are birds
Some birds do not have feathers
Penguins can fly
4.
If a plant gets sunlight and water, it will grow. This plant is not growing. Which of the following can be logically concluded?
The plant is not getting sunlight
The plant is not getting water
The plant is getting neither sunlight nor water
Not enough information to draw a conclusion
5.
All birds lay eggs. Penguins are birds. Which of the following conclusions can be drawn?
All animals that lay eggs are birds
Penguins can fly
Penguins lay eggs
Some birds cannot lay eggs
6.
All students who attend this school wear uniforms. Tom wears a uniform. Which of the following can be logically concluded?
Tom attends this school
Tom does not attend this school
All people wearing uniforms attend this school
Not enough information to draw a conclusion
7.
In a certain school, all students who participate in the science fair receive extra credit. Mark did not receive extra credit. Which of the following must be true?
Mark did not participate in the science fair
Mark is not a student at the school
If Mark participated in the science fair, he doesn't attend this school
All students who receive extra credit participate in the science fair
8.
If a metal is heated, it expands. This metal has not expanded. Which of the following must be true?
The metal has not been heated
The metal has been cooled
This metal does not respond to heat
Not enough information to draw a conclusion
9.
All metals are good conductors of electricity. Gold is a metal. Which of the following can be concluded?
Gold is the best conductor of electricity
All good conductors of electricity are metals
Gold is a good conductor of electricity
Some metals are not good conductors of electricity
10.
All triangles have three sides. This shape has three sides. Which of the following can be logically concluded?
This shape is a triangle
This shape is not a triangle
All shapes with three sides are triangles
Not enough information to draw a conclusion
Questions Answered: 0/10