A matchbox 4 cm x 2.5 cm x 1.5 cm. What will be the volume a packet containing 12 such boxes ?

A matchbox measures 4 cm xx 2 . 5 cm xx 3 cm . What will be the volume of a packet containing 12 such boxes ?

A hemispherical bowl has a radius of 3.5 cm. What would be the volume of water it would contain?

The volume of a sphere of radius 10.5 cm is

A company sells biscuits. For packing purpose they are using cuboidal boxes : box A to 3cm xx 8cm xx 20cm , box B to 4cm xx 12cm xx 10 cm . What size of the box will be economical for the company? Why? Can you suggest any other size dimensions which has the same volume but is more economical than these?

The paint in a certain container is sufficient to paint an area equal to 9.375 m^2 . How many bricks of dimensions 22.5 cm x 10 cm x 7.5 cm can be painted out of this container ?

A cubical box has each edge 10 cm and a cuboidal box is 10 cm wide, 12. 5 cm long 8 cm high. Which box has the smaller total surface area and by how much ?