EASY
JEE Main
IMPORTANT
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The contrapositive of the statement “If you are born in India, then you are a citizen of India”, is

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Important Questions on Mathematical Reasoning

EASY
JEE Main
IMPORTANT
Which one of the following statements is not a tautology?
MEDIUM
JEE Main
IMPORTANT
Which one of the following Boolean expression is a tautology?
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JEE Main
IMPORTANT
The negation of the Boolean expression ~s~rs is equivalent to
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JEE Main
IMPORTANT

Consider the following three statements:

P:5 is a prime number

Q:7 is a factor of 192

R: LCM of 5 and 7 is 35

Then the truth value of which one of the following statements is true?

EASY
JEE Main
IMPORTANT
If the truth value of the statement p~qr is false F, then the truth values of the statements p,q,r are respectively
MEDIUM
JEE Main
IMPORTANT
The Boolean expression pqp~q~p~q is equivalent to