Find the height of the wall whose length is `4\ m` and which can be covered by 2400 tiles of size `25\ c m` by `20\ c m` .

Find the height of the wall whose length is 4m and which can be covered by 2400 tiles of size 25cm by 20cm.

Find the area of four walls of a room whose length is 6 m, breadth is 5 m and heigth is 4 m.

Find the area of four walls of a room whose length is 6 m, breadth is 5 m and heigth is 4 m.

Sabina wants to cover the floor of her room whose length is 4 m and breadth is 3m by square tiles. If each square tile is of side 20cm. then find the number of tiles required to cover the floor of her room.

A wall of length 10 m was to be built across an open ground. The height of the wall is 4 m and thickness of the wall is 24 cm. If this wall is to be built up with bricks whose dimensions are 24\ c m\ xx\ 12\ c m\ xx\ 8\ c m , how many bricks would be required?

A horse is tied at the corner of a rectangular field whose length is 20 m and width is 16 m, with a rope whose length is 14 m. Find the area which the horse can graze: (a) 144 sq. m (b) 154 sq. m (c) 156 sq. m (d) 164 sq. m

Find the height of a cuboid of volume 100\ c m^3 , whose length and breadth are 5cm and 4cm respectively.

Find the length of the longest rod that can be placed in a hall of 10 m length , 6 m breadth and 4 m height?