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Question

Mathematics Question on validating statements

The negation of the statement: "Getting above 95% marks is necessary condition for Hema to get the admission is good college"

A

Hema gets above 95% marks but she does not get the admission in good college

B

Hema does not get above 95% marks and she gets admission in good college

C

If Hema does not get above 95% marks then she will not get the admission in good college.

D

Hema does not get above 95% marks or she gets the admission in good college.

Answer

Hema does not get above 95% marks and she gets admission in good college

Explanation

Solution

We have,
Getting above 95%95 \% marks is necessary condition for Hema to get the admission in good college.
Here, pp : Hema get the admission in good college
q:q: Hema gets above 95%95 \% marks
We know symbolic form of
qq is necessary condition for pp is
pqp \rightarrow q
Negation of (pq)(p \rightarrow q) is (pq)(p \wedge \sim q)
or (qp)(\sim q \wedge p)
\therefore Negation of the above statement is Hema does not get above 95%95 \% marks and she gets admission in good college.