A swimming pools is `20\ m` in length, `15\ m\ ` in breadth, and `4\ m` in depth. Find the cost of cementing its floor and walls at the rate of `R s .12\ p e r\ s q u a r e\ m e t r edot`

A swimming pool is 20 m in length, 15 m in breadth, and 4m in depth. Find the cost of cementing its floor and walls at the rate of R sdot12 per square metre.

A swimming pool is 20m long 15m wide and 3m deep. Find the cost of repairing the floor and wall at the rate of Rs. 25per square metre.

The floor of a rectangular hall has a perimeter of 250\ mdot Its height is 6\ mdot Find the cost of painting its four walls (including doors, etc.) at the rate of \ R s .6\ p e r\ s q u a r e\ m e t r edot

The floor of a rectangular hall has a perimeter of 250\ mdot Its height is 6\ mdot Find the cost of painting its four walls (including doors, etc.) at the rate of \ R s .6\ p e r\ s q u a r e\ m e t r edot

Find the area of the four walls of a room whose length is 6\ m , breadth 5\ m and height 4\ m . Also find the cost of white-washing the walls, if the rate of white washing is Rs. 5\ p e r\ s q u a r e\ m e t e rdot (Doors, Windows and other opening ignored)

Find the area of the four walls of a room whose length is 6\ m , breadth 5\ m and height 4\ m . Also find the cost of white-washing the walls, if the rate of white washing is Rs. 5\ p e r\ s q u a r e\ m e t e rdot (Doors, Windows and other opening ignored)

Find the cost of digging a cuboidal pit 8 m long, 6 m broad and 3 m deep at the rate of R s\ 30\ p e r\ m^3 .

Find the cost of digging a cuboidal pit 8m long, 6m broad and 3m deep at the rate of R sdot\ 30\ p e r\ m^3

Find the cost of digging a cuboidal pit 8m long, 6m broad and 3m deep at the rate of R sdot\ 30\ p e r\ m^3

The dimension of a rectangular box are in the ratio 2:3:4 and the difference between the cost of covering it with sheet of paper at the rate of R s .4\ a n d\ R s .4.50\ p e r\ s q u a r e\ m e t e r is R s .416. Find the dimensions of the box.