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If it is a holiday, then the office is closed. The office is open. Therefore, it

Practice Questions

Q1
If it is a holiday, then the office is closed. The office is open. Therefore, it is not a holiday. Is this conclusion valid?
  1. Yes
  2. No
  3. Only if the office is usually closed on holidays
  4. Only if it is a weekday

Questions & Step-by-Step Solutions

If it is a holiday, then the office is closed. The office is open. Therefore, it is not a holiday. Is this conclusion valid?
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