IBA STS MATHEMATICS 25 YEARS PAST PAPERS
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چار آپشن میں سے کسی ایک پر کلک کرنے سے جواب سرخ ہو جائے گا۔
- G4
- E4
- E3
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
Explanation
The letters are decreasing alphabetically: F → E → D → C → B.The numbers are doubling: 2 → 4 → 8 → 16 → 32.
So the missing term is E4.
Last verified on 26-05-2026
- EJCTNQVVG
- EICTNPVVF
- EJCSMPVVG
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
Explanation
NEW YORK → PGYAQTM shows a consistent letter shift pattern.
Applying the same shifting rule to CHARLOTTE gives:
EJCTNQVVG
Last verified on 26-05-2026
- 10°
- 20°
- 180°
- 220°
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Explanation
The sum of all interior angles in any triangle is always 180 degrees.
A fundamental rule in Euclidean geometry, regardless of the triangle's shape (e.g., right, equilateral, scalene).
This property is known as the Angle Sum Property.
Last verified on 23-05-2026
الیکشن کمیشن آف پاکستان کا کردار کیا ہے؟
- To manage foreign relations
- To ensure free and fair elections
- To control the media
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
Explanation
- The Election Commission of Pakistan (ECP) is a constitutional body that organizes and supervises elections in the country.
- Its main role is to ensure transparency, fairness, and impartiality in the electoral process.
- It also manages voter registration and election procedures.
Last verified on 12-05-2026
- Acute
- Obtuse
- Right
- None of these
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Explanation
- An angle inscribed in a semicircle is always 90° due to the Thales' Theorem.
- It is called a right angle because the angle subtended by a diameter is always right.
Last verified on 06-05-2026
- Thrice
- Four times
- Five times
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
Explanation
Given that the radius of a circle is increased to twice its original length
We have to find the increase in the area of the circle
Area of circle = πr²
Where r is the radius of the circle
Now, r = 2r
Area of circle = π(2r)²
= 4πr²
Last updated by NA on 27 April 2026
- 1
- 2
- 3
- None of these
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Explanation
= log₂((8×16)/2⁶)
= log₂(2³×2⁴/2⁶)
= log₂(2⁷/2⁶)
= log₂2
= 1
Last updated by NA on 25-April-2026
- Information is insufficient
- Getting a head
- Getting an odd
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
Explanation
Compare the probabilities:
Getting odd on die = 0.33
Getting head on coin = 0.50
0.50 > 0.33, so getting a head is more likely.
Last verified on 14-04-2026
- (t² + 4)(t - 2)(t - 2)
- (t² - 4)(t² - 4)
- (t² + 4)(t + 2)(t - 2)
- None of these
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Explanation
t⁴ - 16 = (t²)² - 4² = (t² - 4)(t² + 4) = (t - 2)(t + 2)(t² + 4)
(t² + 4)(t + 2)(t - 2)
Last verified on 14-04-2026
- Rs. 450
- Rs. 375
- Rs. 425
- None of these
اس سوال کو وضاحت کے ساتھ پڑھیں
Explanation
Area of flag = 3 m × 2 m = 6 m²
Cost = 6 × Rs. 75 = Rs. 450
Last verified on 14-04-2026