A) If a number is not a prime then it is odd
B) If a number is not a prime then it is not odd
C) If a number is not odd then it is not a prime
D) If a number is not odd then it is a prime?
Correct Answer: B
Solution :
[b] p: A number is a prime Q: It is odd. We have \[p\Rightarrow q\] The inverse of \[p\Rightarrow q\] is \[\tilde{\ }p\Rightarrow \tilde{\ }q\] i.e., if a number is not a prime then it is not odd.
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