Using π = 3.14, find the volume of a sphere with radius 3 m.
Correct answer(s):
- 113.04 m³
Subject
Mathematics
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A square tile has side length 17 cm. What is the area of the tile?
Correct answer(s):
- 289 cm²
Using π = 3.14, find the volume of a cone with radius 10 cm and height 66 cm.
Correct answer(s):
- 6908 cm³
A classroom notice board is 19 mm long and 12 mm wide. What is its perimeter?
Correct answer(s):
- 62 mm
Using π = 22/7, find the curved surface area of a cylinder with radius 7 mm and height 60 mm.
Correct answer(s):
- 2640 mm²
The area of a rectangle is 330 m² and its breadth is 11 m. What is the length?
Correct answer(s):
- 30 m
Using π = 3.14, find the volume of a cylinder with radius 8 cm and height 56 cm.
Correct answer(s):
- 11253.76 cm³
A rectangular garden is 13 cm long and 7 cm wide. What is its area?
Correct answer(s):
- 91 cm²
A cuboid measures 54 m × 3 m × 4 m. What is its total surface area?
Correct answer(s):
- 780 m²
Which formulae are used for a cylinder? Select all correct answers.
Correct answer(s):
- Curved surface area = 2πrh
- Volume = πr²h
A cuboid has length 53 mm, breadth 7 mm, and height 3 mm. Find its volume.
Correct answer(s):
- 1113 mm³
A floor is 73 m long and 10 m wide. If polishing costs 4 taka per m², what is the total cost?
Correct answer(s):
- 2920 taka
A cube-shaped box has each edge 45 cm. What is its volume?
Correct answer(s):
- 91125 cm³
Convert 64 m² into cm².
Correct answer(s):
- 640000 cm²
A cube has edge length 43 m. What is its total surface area?
Correct answer(s):
- 11094 m²
Using π = 3.14, find the volume of a sphere with radius 12 cm.
Correct answer(s):
- 7234.56 cm³
A classroom notice board is 18 m long and 11 m wide. What is its perimeter?
Correct answer(s):
- 58 m
Using π = 3.14, find the curved surface area of a cylinder with radius 15 m and height 59 m.
Correct answer(s):
- 5557.8 m²
The area of a rectangle is 270 cm² and its breadth is 10 cm. What is the length?
Correct answer(s):
- 27 cm
Using π = 22/7, find the volume of a cylinder with radius 7 mm and height 55 mm.
Correct answer(s):
- 8470 mm³