If the radius and height of a road roller are 0.5 m and 1.4 m respectively, then find the area of field pressed in 100 rotations.

The base radius and height of a conical tent are 8 m and 15 m respectively. Find the area of the cloth used in this tent.

The base radius and height of a conical tent are 8 m and 15 m respectively. Find the area of the cloth used in this tent.

The length, breadth and height of the hall is 14m, 9m and 7m respectively. Find the area of the floor

The area of the 4 walls of a room is 168 m^(2) . The breadth and height of the room are 10 m and 4 m respectively. Find the length of the room.

The length, breadth and height of a room are 5m, 4.5m and 3m, respectively. Find the volume of the air it contains.

The radius and height of a cylindrical cistern are 1.4 m and 2 m respectively. How many litres of water can it hold ?

The length,breadth and height of a room are 5m,4.5m and 3m, respectively.Find the volume of the air it contains.

In the given figure a rectangular field is 50 m by 40 m. It has two roads through its centre, running parallel to its sides. The widths of the longer and shorter roads are 1.8 m and 2.5 m respectively. Find the area of the roads and the area of the remaining portion of the field.