Surface Areas a...

The number of balls of radius 1 cm that can be made from a sphere of radius 10 cm will be

The total surface area of a hemisphere of radius r is given by

A square sheet of side $$28$$ cm is folded into a cylinder by joining its two sides. Find the base area of the cylinder thus formed (in $$\displaystyle cm^{2}$$).

Three spheres of radii 6 cm, 8 cm and 10 cm are melted to form a sphere of radius

The radius of a sphere is increased by $$50 \%$$, then the increase in surface area of a sphere is:

If the volume in $$m^3$$ and the surface area in $$m^2$$ of a sphere are numerically equal, then the radius of the sphere in m is

A cuboidal container has dimensions of $$20$$ cm $$\times$$ $$18$$ cm $$\times$$ $$16$$ cm. Find the maximum number of syrup bottles whose contents can be emptied into the container, if each bottle contains $$24$$ $$\displaystyle cm^{3}$$ of syrup.

Find the surface area of the sphere whose radius is $$35 \text{ cm}$$.

The volume of a cube whose edge measures 12 m is ............ times the volume of a cuboid of dimensions 8 m $$\times$$ 6 m $$\times $$ 4 m

Length, breadth and height of a room are $$12$$ ft, $$5$$ ft and $$8$$ ft respectively. Find the volume of the room.