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Logical consistency
by Lokesh Sharma - Tuesday, 9 October 2012, 03:37 PM
Q. No senator spoke at the convention unless he or she was a Democrat.
No Democrat both spoke at the convention and was a senator.
Which one of the following conclusions can be correctly drawn from the statements above?

1. No one but senators spoke at the convention.
2. No Democrat spoke at the convention.
3. Only Democrats spoke at the convention.
4. No senator spoke at the convention.
Re: Logical consistency
by lalit singh - Wednesday, 22 July 2015, 10:14 AM
Re: Logical consistency
by ruchi singh - Thursday, 29 October 2015, 02:44 PM
  ans is 3