Pakistan MCQs

More buses reduce congestion only if they replace some private-vehicle trips.
That behavioral change is necessary for the plan's logic.

The stated reason directly links access difficulties to postponement.
The stronger claims are not supported.

Statement I directly gives x = 7.
Statement II allows many positive integers and is not sufficient.

Statement I gives only an age difference, and Statement II gives only Sara's age.
Together they show Ali is 14 years old.

A number divisible by 4 is even, and a number divisible by 2 is even.
Therefore, either statement independently answers the question.

Statement I shows a exceeds b by 3, so a > b.
Statement II alone permits either a or b to be larger.

The sides 3, 4, and 5 satisfy the Pythagorean theorem.
An angle of 90° also directly identifies a right triangle.

The day after Monday is uniquely Tuesday.
A day before Wednesday could be Monday or Tuesday.

A single rank does not reveal the total queue length.
Together the ranks give 7 + 9 - 1 = 15 people.

Only x = 0 has square equal to zero.
The condition x ≤ 0 includes many negative values.

If failure always causes closure, an open shop rules out failure under the stated assumption.
This uses the contrapositive of the rule.

The rule says arming is sufficient for the light, not that it is the only cause.
Affirming the consequent would be invalid.