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The volume of a cube is 64 cm³. If the cost of painting the cube is Rs. 15 per cm², then find the cost of painting five faces of the cube.
A hemispherical bowl with an internal radius of 15 cm is full of liquid. This liquid will be filled in cylindrical bottles with a radius of 5 cm and a h...
A solid metallic cone with a radius of 6 cm and height of 12 cm is melted and recast into smaller cones with a radius of 3 cm and a height of 4 cm. How ...
The radius of a cylinder is increased by 20%, and its height is decreased by 10%. Find the percentage change in the volume of the cylinder.
Suresh started his journey form P to Q by his bike at the speed of 40 km/h and then, the same distance he travelled on his foot at the speed of 10 km/h ...
A cube of volume 768 cm³ is molded into a cuboid whose length, width, and height are in the ratio 3: 2: 2. Find the length of the cuboid.
The volume and height of a cylinder are 4224 cm3 and 21 cm. Find the radius of the cylinder.
A solid metallic sphere of diameter 30 cm is melted and recast into a right circular cone having diameter of the base equal to 15 cm. What is the heigh...
Area of a rectangle is equal to the total surface area of a hemisphere having volume 3456 cm³ . Find the perimeter of the rectangle if its length is 12...