Which of the following is logically equivalent to the statement: “Some felines…
2025
Which of the following is logically equivalent to the statement: “Some felines are not lions.”?
- A.
Some felines are lions.
- B.
Some non-lions are not non-felines.
- C.
Some lions are not felines.
- D.
No felines are lions.
Attempted by 30 students.
Show answer & explanation
Correct answer: B
The statement 'Some felines are not lions' is an O-type proposition.
In categorical logic, the contrapositive of this statement is logically equivalent to the original.
This transformation involves replacing both terms with their complements and switching them.
Thus, 'Some non-lions are not non-felines' represents the correct logical equivalent.