If the first two statements are true, is the final statement true? I. All squares are rectangles. II. Some rectangles are red. III. Some squares are red.
Correct answer: C. Uncertain
- A. True
- B. False
- C. Uncertain
- D. None
Explanation
Some rectangles being red does not guarantee any square is red. So, the conclusion is uncertain.
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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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