A) If the area of a square does not increase four times, then its side is not doubled.
B) If the area of a square increases four times, then its side is not doubled.
C) If the area of a square increases four times, then its side is doubled.
D) If the side of a square is not doubled, then its area does not increase four times.
Correct Answer: A
Solution :
\[p\equiv \]The side of a square doubles \[q\equiv \] Area of square increases four time so the contrapositive of \[p\to q\,\]is \[\sim q\to \sim P\]
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