The negative of the statement $\sim p \wedge (p \vee q)$ is

The negation of the statement "The payment will be made if and only if the work is finished in time" is

The contrapositive of the converse of the statement "If $x$ is a prime number,then $x$ is odd" is

The statement $p \to (q \to p)$ is equivalent to

$(p \wedge \sim q \wedge \sim r) \vee (\sim p \wedge q \wedge \sim r) \vee (\sim p \wedge \sim q \wedge r)$ is equivalent to-

For each of the following statements,determine whether an inclusive "Or" or exclusive "Or" is used. Give reasons for your answer.
The school is closed if it is a holiday or a Sunday.