Mathematical MCQ’s (Part-03)

1. A shopkeeper bought a book for 300 PKR and sold it for 360 PKR. What is his profit percentage?

A) 15%
B) 20%
C) 25%
D) 30%

2. If an item is sold for 100 PKR at a profit of 25%, what was the cost price of the item?

A) 75 PKR
B) 80 PKR
C) 85 PKR
D) 90 PKR

3. What is the value of sin(30°)?

A) 0
B) 0.5
C) 1
D) √2/2

4. If tan(θ) = 1, what is the value of θ in degrees?

A) 30°
B) 45°
C) 60°
D) 90°

5. In a right triangle, if the opposite side is 5 and the hypotenuse is 13, what is the value of sin(θ)?

A) 5/13
B) 12/13
C) 1/2
D) 3/5

6. What are the factors of the quadratic expression x² – 5x + 6?

A) (x – 2)(x – 3)
B) (x + 2)(x + 3)
C) (x – 1)(x – 6)
D) (x + 1)(x + 6)

7. Solve the equations: 2x + 3y = 12 and x – y = 3. What is the value of x?

A) 3
B) 4
C) 5
D) 6

8. Convert 180 degrees to radians. What is the answer?

A) π/2
B) π
C) 3π/2
D) 2π

9. What is the area of a triangle with a base of 10 units and a height of 5 units?

A) 25 square units
B) 30 square units
C) 50 square units
D) 15 square units

10. If x + 2 = 10, what is the value of x?

A) 6
B) 8
C) 10
D) 12