Class 8 Mensuration CBSE Questions & Answers

Class 8 · Mensuration

This is Mathematics Class 8 Mensuration CBSE Questions & Answers. There are 15 questions in this test with each question having around four answer choices.

Questions & Answers

1
A park has a 2 meter walkway inside along the periphery. Park is 40 meter long and 22 m wide. Find the area of the park without the walkway.
  • A
    448 \({{\text{m}}^{\text{2}}}\)
  • B
    548 \({{\text{m}}^{\text{2}}}\)
  • C
    None of these
  • D
    648 \({{\text{m}}^{\text{2}}}\)
    Correct
2
The side of a square field is equal to 60 meter. There is a path of 10 meter width which is running inside the field along its periphery. Find the area of the path.
  • A
    3000 \({{\text{m}}^{\text{2}}}\)
  • B
    1000 \({{\text{m}}^{\text{2}}}\)
  • C
    None of these
  • D
    2000 \({{\text{m}}^{\text{2}}}\)
    Correct
3
There is a 1 m wide walkway running inside a square park along its circumference. If the side of the park is 32 meter, find the area of path.
  • A
    124 \({{\text{m}}^{\text{2}}}\)
    Correct
  • B
    324 \({{\text{m}}^{\text{2}}}\)
  • C
    24 \({{\text{m}}^{\text{2}}}\)
  • D
    224 \({{\text{m}}^{\text{2}}}\)
4
There is a 1 m wide walkway running inside a square park along its circumference. If the side of the park is 32 meter, find the area of park without the path.
  • A
    800 \({{\text{m}}^{\text{2}}}\)
  • B
    900 \({{\text{m}}^{\text{2}}}\)
    Correct
  • C
    700 \({{\text{m}}^{\text{2}}}\)
  • D
    None of these
5
The perimeter of one face of a cube is 40 cm. What is its surface area?
  • A
    400 \({\text{c}}{{\text{m}}^{\text{2}}}\)
  • B
    600 \({\text{c}}{{\text{m}}^{\text{2}}}\)
    Correct
  • C
    240 \({\text{c}}{{\text{m}}^{\text{2}}}\)
  • D
    500 \({\text{c}}{{\text{m}}^{\text{2}}}\)
6
A square park has 3 meter wide road around its periphery. If the side of the park is 100 meter, find the area of the path.
  • A
    1236 \({{\text{m}}^{\text{2}}}\)
    Correct
  • B
    2236 \({{\text{m}}^{\text{2}}}\)
  • C
    236 \({{\text{m}}^{\text{2}}}\)
  • D
    3236 \({{\text{m}}^{\text{2}}}\)
7
A square park has 3 meter wide road around its periphery. If the side of the park is 100 meter, find the area of the park with the path.
  • A
    None of these
  • B
    12236 \({{\text{m}}^{\text{2}}}\)
  • C
    11236 \({{\text{m}}^{\text{2}}}\)
    Correct
  • D
    1236 \({{\text{m}}^{\text{2}}}\)
8
If the volume of a cube is divided by its surface area, the result is 2.5 cm. What is the length of the edge of the cube?
  • A
    12 cm
  • B
    None of these
  • C
    10 cm
  • D
    15 cm
    Correct
9
A 3 meter wide road is running horizontally across the middle of a square park. If the side of the park is 60 meter, find the area of the road.
  • A
    170 \({{\text{m}}^{\text{2}}}\)
  • B
    None of these
  • C
    160 \({{\text{m}}^{\text{2}}}\)
  • D
    180 \({{\text{m}}^{\text{2}}}\)
    Correct
10
A 3 meter wide road is running horizontally across the middle of a square park. If the side of the park is 60 meter, find the area of the park without the road.
  • A
    3420 \({{\text{m}}^{\text{2}}}\)
    Correct
  • B
    1420 \({{\text{m}}^{\text{2}}}\)
  • C
    2420 \({{\text{m}}^{\text{2}}}\)
  • D
    None of these
11
The large cube is made up of small cubes each with an edge of 4 units. What is the surface area of the resultant cube, if one cube in the middle of the top row is removed?
  • A
    938 square units
  • B
    928 square units
    Correct
  • C
    918 square units
  • D
    None of these
12
Find the surface area of a rectangular packing box measuring 12 in. in length, 5 in. in width, and 2 in. in height.
  • A
    288 \({\text{in}}{.^{\text{2}}}\)
  • B
    None of these
  • C
    188 \({\text{in}}{.^{\text{2}}}\)
    Correct
  • D
    208 \({\text{in}}{.^{\text{2}}}\)
13
What is the surface area of a cylindrical iron bar, if the base radius is 5 in. and its height is 72 in.?
  • A
    2417.80 \({\text{in}}{.^{\text{2}}}\)
    Correct
  • B
    1417.80 \({\text{in}}{.^{\text{2}}}\)
  • C
    3417.80 \({\text{in}}{.^{\text{2}}}\)
  • D
    None of these
14
The base area of a cylindrical wooden block is 113.04 cm2 and its height is 10 cm. What is its surface area?
  • A
    602.88 \({\text{c}}{{\text{m}}^{\text{2}}}\)
    Correct
  • B
    None of these
  • C
    610.73 \({\text{c}}{{\text{m}}^{\text{2}}}\)
  • D
    620.73 \({\text{c}}{{\text{m}}^{\text{2}}}\)
15
A cylinder has a volume of 965 \({\text{c}}{{\text{m}}^{\text{3}}}\). If the height of the cylinder is 16 cm, find the radius.
  • A
    4.4 cm
    Correct
  • B
    8.8 cm
  • C
    2.2 cm
  • D
    None of these