If the dimension of a tenker is `25 cm xx 15 cm xx 10 cm`, then find the surface area of the tanker.

The dimensions of a cuboid are 50 cm xx 40 cm xx 10 cm . Its volume in litres is :

A cuboidal tin box opened at the top has dimensions 20 cm xx 16 cm xx 14 cm . What is the total area of metal sheet required to make 10 such boxes?

A wall of dimensions 24 m xx 5 m xx 0.25 m is to be constructed using bricks of dimensions 25 cm xx 12.5 cm xx 7.5 cm . Find the number of bricks requires if 5% of the wall is occupied by cement and mixture.

A design is made on a rectangular tile of dimensions "50 cm" xx "70 cm" as shown in figure. The design shows 8 triangle, each of sides 26 cm , 17 cm and 25 cm . Find the total area of the design and the remaining area of the tiles.

The dimensions of a metallic cuboid are 44 cm times 42 cm times 21cm. It is molten and reacast into a sphere. Find the surface area of the sphere.

Diagram of the adjacent picture frame has outer dimensions 28 cm xx 24 cm and inner dimensions 20 cm xx 16 cm . Find the area of shaded part of frame, if width of each section is the same.