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The correct answer is B
A hollow sphere of external and internal diameters of 10 cm and 6 cm, respectively, is melted and made into another solid in the shape of a right circul...
If the lateral surface area of a regular tetrahedron is 243√3 cm², find its volume.
A cylindrical tank with a radius of 7 m is half-filled with water. If a cuboidal block of dimensions 2 m × 5.5 m × 7 m is submerged completely into th...
A rectangular room measures 25 metres in length and has a perimeter of 78 metres. Calculate the total cost to carpet this room at a rate of Rs. 8 per sq...
A right circular cone has a height that is double its radius, and its volume is measured at 2,250π cm³. If the radius is reduced to one-third and the ...
The ratio of length to breadth of a rectangle is 7:6. If the sum of the length and breadth of the rectangle is 52 cm, then find the area (cm2...
What will be the total surface area of a triangular pyramid whose sides are all 2cm long?
A rectangular piece of land has a perimeter of 77 metres and length of 24 metres. If the area of the land is to be divided into 12 equal portions, then ...