MCQ Subject: Logical Deduction

In a debate, three statements were made: (1) All vegetarians eat fruits. (2) Some people who eat fruits are not vegetarians. (3) Only vegetarians eat salads. Which of the following can be logically concluded from these statements?

According to the library rules: 1. Faculty access 24/7. 2. Students access only 6 AM–6 PM. 3. Visitors (with faculty) enter only the lobby. Who can enter the library at 8 PM?