The length of two adjacent walls of a room are 12m and 8 m respectively. If the height of the room is 4m then find the area of the floor of the room.

The length and breadth of vuboidal room are 20 metres and 16 metres respectively. The sum of the surface areas of the roof and of the floor of the room is equal to the surface areas of four walls of the room. Find the height and volume of the room.

The length and breadth of a hall-room are 15 metres and 12 metres respectively. If the sum of the areas of the roof and floor of the hall-room be equal to the total areas of areas of four walls of the room, then what will be volume of the hall-room ?

The length , breath and height of rectangular parallelopiped room are 5 m , 4 m and 3 m respectively. Find the length of the longest rod that can be put into that room.

The expenditure of covering the four walls with papers at the rate of 70 paise per sq-metre is ₹ 157.50 . If the height of the room be 5 metres and the ratio of the length and breadth of the room be 4 : 1, then what will be the length and breadth of the room ?

The length , breath and height of a cuboidal hole are 40 m 12 m, and 16 m respectively, The number of planks having the height of 5 m , the breath of 4 m and the thickness of 2 m can be kept in that hole is

The A.M. and H.M. between two numbers are 27 and 12, respectively, then find their G.M.

The area and perimeter of a rectangular park are 600 sq.m. and 100 m respectively. Find the length and breadth of the park.

The length and breadth of a rectangle is 4.234 m & 1.05 m respectively. The area of the rectangle will be______.

Sum of the areas of two squares is 468 m^(2) . If the difference of their perimeters is 24 m, find the sides of the two squares.

The length and breadth of n rectangular field of a village are 20 m and 15 m respectively. For construction of pillars in the 4 corners of that field 4 cubic holes huving length of 4 m are dug out and the soils removed arc dispersed on the remaining land. Calculate the height of the surfaces of the field that is increased by it.