Question Details

Based on the provided statements, determine which of the conclusions (I and II) logically follow, assuming the relationships declared are correct. Choose your response from the given options.

Statements:
T > L <= U = P > B <= A
Conclusions:
I. U > A
II. P <= A

Options

A

Only conclusion I is logically valid

B

Either conclusion I or conclusion II is logically valid

C

Only conclusion II is logically valid

D

Both conclusion I and conclusion II are logically valid

E

Neither conclusion I nor conclusion II is logically valid

Show Answer

Correct Answer :

Option B

Either conclusion I or conclusion II is logically valid

Solution :

Correct Answer: Either conclusion I or conclusion II is logically valid


Step-by-Step Explanation:

Let's analyze the given relationship statement step-by-step:

Given Statement:
T>LU=P>BA


Evaluating Conclusions:

We need to compare elements U (or P) and A.

From the given statement, since U=P, we can replace U with P in the relationship chain between P and A:

P>BA

Notice the inequality signs between P and A: we have a greater-than sign (>) followed by a less-than-or-equal-to sign (). Since the signs are in opposite directions (opposite symbols), no definite direct relationship can be established between P and A (or between U and A).


When no definite relationship exists between two variables, all three basic mathematical possibilities (>, <, =) are open between them.

Let's analyze the given conclusions together:

Conclusion I: U>A, which is equivalent to P>A (since U=P).

Conclusion II: PA, which combines P<A and P=A.


Together, Conclusion I (P>A) and Conclusion II (PA) cover all three possible relations (>, <, =) between P and A.

Individually, neither conclusion can be declared definitely true. However, since they form a complementary pair covering all possibilities, exactly one of them must hold true.


Therefore, Either conclusion I or conclusion II is logically valid.

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