unit-10 3d shapes

A suitcase with measures $$80cm\times48cm\times24cm$$ is to be covered with a tarpulin cloth.How many meters of tarpulin of width 96cm is required to cover 100 such suitcases?

If each edge of a cube is doubled then by how many times will its volume increase?

What is the capacity of a tank of dimensions $$\left(8m\times6m\times2.5m\ \right)in\ m^3$$

and also in litres?

A wooden box of dimension $$8m\times7m\times6m.$$ is to carry rectangular boxes of dimensions $$8cm\times7cm\times6cm.$$ find the maximum number of boxes that can be carried in the wooden box.

Find the area of the cardboard needed to make a box of size $$5cm\times3cm\times2cm.$$

Calculate the volume of a given cylinder having height 20cm and base radius of 14cm.(take pi=22/7)

Calculate the radius of the base of a cylindrical containe of volume $$440cm^3$$ .Height of the cylindrical container is 35cm.(Take pi=22/7)

The height of a circular cylinder is 14cm and its curved surface is 704sq.cm.find its volume.

The radii of two cylinders are in the ratio 2:3 and their height are in the ratio 5:3.Calculate the ratio of their volumes.

Curved surface area and circumference at the base of a solid right circular cylinder are 4400 sq.cm and 110 cm respecively.find its height and diameter