The length, breadth and height of a room are in the ratio 3 : 2 : 1 if the volume of the room is 1296 metre3. Then find the breadth of the room?

At each corner of a triangular field of sides 26m, 28m, and 30m, a cow is tethered by a rope of length 7m. the area unglazed by the cow? 

A rectangular plot is 32m by 24m. The owner of that plot wants to divide the plot into equal parts and for that purpose he builds a fence of wire on one diagonal. If wire costs Rs. 15.50 per metre, how much amount will be spent on fencing?

The perimeter of two squares are 40 cm and 32 cm. The perimeter of a third square whose area is the difference of the area of two square, is 

If the perimeter of a rectangle is 24cm with length being twice as its breadth, find its area.

In the given fig, find the value of x

If the volume of two cubes are in the ratio of 343: 512, then what is the ratio of their total surface area?

Radius of base of a right circular cone and a sphere is each equal to r. if the sphere and cone have same volume, the what is the height of the cone?