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Mathematics

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Quizzes in Mathematics for Grade 8

A cuboid has length 58 m, breadth 5 m, and height 8 m. Find its volume.

  • 71 m³
  • 298 m³
  • 1588 m³
  • 2320 m³
Correct answer(s):
  • 2320 m³

A square tile has side length 21 m. What is the area of the tile?

  • 84 m²
  • 42 m²
  • 441 m²
  • 4 units
Correct answer(s):
  • 441 m²

Using π = 3.14, find the volume of a cone with radius 4 m and height 70 m.

  • 50.24 m³
  • 1172.27 m³
  • 879.2 m³
  • 3516.8 m³
Correct answer(s):
  • 1172.27 m³

A classroom notice board is 23 cm long and 4 cm wide. What is its perimeter?

  • 92 cm
  • 54 cm
  • 50 cm
  • 27 cm
Correct answer(s):
  • 54 cm

Using π = 3.14, find the curved surface area of a cylinder with radius 11 cm and height 64 cm.

  • 5181 cm²
  • 4421.12 cm²
  • 24316.16 cm²
  • 379.94 cm²
Correct answer(s):
  • 4421.12 cm²

The area of a rectangle is 252 mm² and its breadth is 6 mm. What is the length?

  • 42 mm
  • 6 mm
  • 258 mm
  • 96 mm
Correct answer(s):
  • 42 mm

Using π = 3.14, find the volume of a cylinder with radius 12 m and height 60 m.

  • 452.16 m³
  • 5425.92 m³
  • 4521.6 m³
  • 27129.6 m³
Correct answer(s):
  • 27129.6 m³

A rectangular garden is 21 m long and 11 m wide. What is its area?

  • 32 m²
  • 231 m²
  • 64 m²
  • 115 m²
Correct answer(s):
  • 231 m²

A cuboid measures 58 mm × 7 mm × 8 mm. What is its total surface area?

  • 926 mm²
  • 292 mm²
  • 3248 mm²
  • 1852 mm²
Correct answer(s):
  • 1852 mm²

A floor is 77 m long and 14 m wide. If polishing costs 8 taka per m², what is the total cost?

  • 8624 taka
  • 4 units
  • 1086 taka
  • 1456 taka
Correct answer(s):
  • 8624 taka

A cuboid has length 57 cm, breadth 4 cm, and height 7 cm. Find its volume.

  • 1596 cm³
  • 235 cm³
  • 1310 cm³
  • 68 cm³
Correct answer(s):
  • 1596 cm³

A cube-shaped box has each edge 49 m. What is its volume?

  • 117649 m³
  • 588 m³
  • 2401 m³
  • 14406 m³
Correct answer(s):
  • 117649 m³

Using π = 3.14, find the volume of a sphere with radius 6 m.

  • 37.68 m³
  • 452.16 m³
  • 678.24 m³
  • 904.32 m³
Correct answer(s):
  • 904.32 m³

A cube has edge length 47 mm. What is its total surface area?

  • 13254 mm²
  • 8836 mm²
  • 564 mm²
  • 103823 mm²
Correct answer(s):
  • 13254 mm²

Using π = 3.14, find the volume of a cone with radius 3 cm and height 69 cm.

  • 649.98 cm³
  • 28.26 cm³
  • 4 units
  • 1949.94 cm³
Correct answer(s):
  • 649.98 cm³

A rectangular cardboard is 52 m by 6 m. A square of side 2 m is cut from it. What area remains?

  • 316 m²
  • 108 m²
  • 308 m²
  • 312 m²
Correct answer(s):
  • 308 m²

Using π = 3.14, find the curved surface area of a cylinder with radius 10 mm and height 63 mm.

  • 4584.4 mm²
  • 19782 mm²
  • 3956.4 mm²
  • 314 mm²
Correct answer(s):
  • 3956.4 mm²

A semicircular window has radius 44 cm. Using π = 3.14, what is its area?

  • 3039.52 cm²
  • 276.32 cm²
  • 6079.04 cm²
  • 1936 cm²
Correct answer(s):
  • 3039.52 cm²