Mensuration (Part-15)

Total Questions: 24

1. When a rectangle is divided into three equal parts, each of them turns out to be a square of 16 cm² What is the perimeter (in cm) of the rectangle? [SSC MTS 02/11/2021 (Evening)]

Correct Answer: (c) 32
Solution:

2. The area (in cm²) of a sector of a circle of radius 2 cm is 4π/5. What is the central angle (in degrees) of the sector? [SSC MTS 02/11/2021 (Evening)]

Correct Answer: (d) 72
Solution:

3. A heap of wheat is in the form of a cone whose base diameter is 8.4 m and height is 1.75 m. The heap is to be covered by canvas. What is the area (in m²) of the canvas required? (π = 22/7) [SSC CGL 16/08/2021 (Afternoon)]

Correct Answer: (a) 60.06
Solution:

4. The area of the square shaped field is 1764 m². The breadth of a rectangular park is 1/3rd the side of the square field and its length is two times its breadth. What is the cost (in Rs.) of leveling the park at Rs.15 per m² ? [SSC CGL 16/08/2021 (Evening)]

Correct Answer: (c) 5880
Solution:

5. The volume of a wall whose height is 10 times its width and whose length is 8 times its height, is 51.2 m³. What is the cost (in Rs.) of painting the wall on one side at the rate of Rs.100/m²? [SSC CGL 20/08/2021 (Afternoon)]

Correct Answer: (c) 12800
Solution:

6. A square has the perimeter equal to the circumference of a circle having radius 7 cm. What is the ratio of the area of the circle to the area of the square? [SSC CGL 23/08/2021 (Afternoon)]

Correct Answer: (b) 14:11
Solution:

7. The area of the circular path enclosed by two concentric circles is 3080 m². If the difference between the radius of the outer edge and that of the inner edge of the circular path is 10m, what is the sum (in m) of the two radii? [SSC CGL 23/08/2021 (Afternoon)]

Correct Answer: (c) 98
Solution:

8. One diagonal of a rhombus is 8√3 cm. If the other diagonal is equal to its side, then the area of rhombus is: [SSC CHSL 12/04/2021 (Morning)]

Correct Answer: (d) 32√3
Solution:

9. What is the perimeter of a right-angled triangle whose sides (making 90°) are 20√3 cm and 15√3 cm? [SSC CHSL 13/04/2021 (Morning)]

Correct Answer: (a) 60√3
Solution:

10. The perimeter of an isosceles triangle is 91 cm and its base is 1 1/4 times each of its equal sides. What is length of its base ? (in cm) [SSC CHSL 16/04/2021 (Morning)]

Correct Answer: (a) 35
Solution: