Question

Negation of "Paris is in France and London is in England" is

• A. Paris is in England and London is in France.
• B. Paris is not in France or London is not in England.
• C. Paris is in England or London is in France.
• D. None of the above

Answer 1

Answer: (B)

Let $p$ : Paris is in France.
$q$ : London is in England.
$\therefore$ We have, $p\wedge q$
Its negation is $\sim (p\wedge q)=\sim p\vee \sim q$
ie. Paris is not in France or London is not in England.