Logical Deduction
1. All dogs are animals. Some animals are pets. Which of the following conclusions is correct?
A. All dogs are pets
B. Some dogs are pets
C. No dogs are pets
D. Cannot be determined
D. Cannot be determined
2. Some students are athletes. All athletes are fit. Which conclusion follows?
A. All students are fit
B. Some students are fit
C. No students are fit
D. All fit people are students
B. Some students are fit
3. All pens are blue. Some blue things are expensive. Which conclusion follows?
A. All pens are expensive
B. Some pens are expensive
C. No pens are expensive
D. Cannot be determined
D. Cannot be determined
4. Some cars are electric. All electric vehicles are eco-friendly. Which conclusion follows?
A. All cars are eco-friendly
B. Some cars are eco-friendly
C. No cars are eco-friendly
D. Cannot be determined
B. Some cars are eco-friendly
5. All teachers are educated. Some educated people are writers. Which conclusion follows?
A. Some teachers are writers
B. All teachers are writers
C. Some writers are educated
D. No teachers are writers
C. Some writers are educated