Mental Ability-Deductive Logic Questions and Answers
Mental Ability-Deductive Logic
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25 questions
1. If all roses are flowers and some flowers fade quickly, which statement must be true?
- All roses fade quickly
- No roses fade quickly
- Some roses may fade quickly
- All flowers are roses
2. If no mathematicians are artists and some artists are poets, which conclusion is valid?
- All poets are mathematicians
- Some poets are not mathematicians
- No poets are mathematicians
- All mathematicians are poets
3. All books have pages. Some pages are torn. Therefore:
- All books have torn pages
- No books have torn pages
- Some books have torn pages
- All torn things are pages
4. If all managers are leaders and no leaders are lazy, what must be true?
- Some managers are lazy
- No managers are lazy
- All leaders are managers
- Some lazy people are leaders
5. Some doctors are surgeons. All surgeons are skilled. Therefore:
- All doctors are skilled
- No doctors are skilled
- Some doctors are skilled
- All skilled people are surgeons
6. No birds are mammals. All eagles are birds. Therefore:
- Some eagles are mammals
- All eagles are mammals
- No eagles are mammals
- Some mammals are eagles
7. If all students study hard and some who study hard get good grades, which is certain?
- All students get good grades
- No students get good grades
- Some students get good grades
- Only those who study hard are students
8. All politicians give speeches. Some good speakers are actors. Therefore:
- Some politicians are actors
- No politicians are actors
- Some actors are politicians
- None of the above can be concluded
9. If no scientists ignore evidence and all good researchers are scientists, then:
- Some good researchers ignore evidence
- No good researchers ignore evidence
- All who ignore evidence are scientists
- Some scientists are not good researchers
10. Some teachers are writers. All writers are creative. Therefore:
- All teachers are creative
- No teachers are creative
- Some teachers are creative
- All creative people are teachers