Statements: All mobiles are devices. Some devices are laptops. Conclusions: I. All laptops are mobiles. II. Some devices are mobiles.
Correct answer: B. Only II follows
- A. Only I follows
- B. Only II follows
- C. Both I and II follow
- D. Neither follows
Explanation
If all mobiles are a part of the larger group of devices, it logically follows that some devices are mobiles (Conclusion II). However, the "devices that are laptops" could be a separate group from the "devices that are mobiles," so Conclusion I does not follow.
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About Logical Deductions
Logical deductions require conclusions to be drawn from stated facts, conditions and relationships without adding outside information. The work includes handling all, some and none statements, necessary and sufficient conditions, ordering restrictions, true or false conclusions, and the difference between what must be true and what could be true.
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200 free Logical Deductions MCQs from Analytical and Logical Reasoning, each with the correct answer and an explanation. Unlimited attempts, no account needed.
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