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# Which counter example cannot be used to show that the statement, if n is an odd integer then n is prime is false?

$\begin {array} {1 1} (A)\;9 & \quad (B)\;13 \\ (C)\;93 & \quad (D)\;55 \end {array}$

Can you answer this question?

Ans : (B)
Since 13 is an odd integer and it is also prime,
so it shows the given statement to be true.

answered Jan 20, 2014