A) If it rains, I do not go to school.
B) If I do not go to school, it rains.
C) If it rains, I go to school.
D) If I go to school, it rains.
Correct Answer: B
Solution :
let p = If it does not rain q = I go to school According to law of contrapositive\[p\Rightarrow q\equiv \tilde{\ }q\Rightarrow \tilde{\ }p\]i.e. \[\tilde{\ }q=I\] do not go to school\[\tilde{\ }p=\] It rains \[\tilde{\ }q\Rightarrow \tilde{\ }p\]is If I do not go to school, it rains.
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