MHT CET 2019 3rd May Morning Shift | Mathematical Reasoning Question 88 | Mathematics

Let $a: \sim(p \wedge \sim r) \vee(\sim q \vee s)$ and $b:(p \vee s) \leftrightarrow(q \wedge r)$. If the truth values of $p$ and $q$ are true and that of $r$ and $s$ are false, then the truth values of $a$ and $b$ are respectively......

F, F

T, T

T, F

F, T

MHT CET 2019 3rd May Morning Shift

MCQ (Single Correct Answer)

-0

5. "If two triangles are congruent, then their areas are equal" is the given statement then the contrapositive of, the inverse of the given statement is

If areas of two triangles are not equal then they are congruent

If two triangles are not congruent then their areas are equal

If two triangles are not congruent then their areas are not equal

If areas of two triangles are equal then they are congruent

MHT CET 2019 3rd May Morning Shift

MCQ (Single Correct Answer)

-0

Which of the following statement pattern is a tautology?

$(p \rightarrow q) \vee q$

$p \rightarrow(q \vee p)$

$(p \vee q) \rightarrow q$

$p \vee(q \rightarrow p)$

MHT CET 2019 2nd May Evening Shift

MCQ (Single Correct Answer)

-0

If $p$ and $q$ are true and $r$ and $s$ are false statements, then which of the following is true?

$(q \wedge r) \vee(\sim p \wedge s)$

$(\sim p \rightarrow q) \leftrightarrow(r \wedge s)$

$(p \rightarrow q) \vee(r \leftrightarrow s)$

$(p \wedge \sim r) \wedge(\sim q \vee s)$

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