A box made of sheet metal costs `6480`at `120`per square metre.If the box is `5m` long and `3m` wide,find its height

A box made of sheet metal costs Rs 6480 at Rs 120 per square metre.If the box is 5m long and 3m wide,find its height

Find the cost of leveling a ground at the rate of Rs 12 per square metre if it is 45 m long and 30 m wide

The rate for a 1.20 m wide carpet is Rs 40 per metre, find the cost of covering a hall 45 m long and 32 m wide with this carpet. Also, find the cost of carpeting the same hall if the carpet, 80 cm wide, is at Rs 25 per metre.

A closed box (cuboid) with a square base is to have a volume 2000c.c, The material for the top and bottom of the box is to cost Rs 3 per square cm and the material for the sides is to cost Rs 1.50 per square cm. If the cost of the material is to be least find the dimension of the box.

A closed metallic cylinderica bos is 1.25 m high and it has a base whose radius is 35 cm. If the sheet ofmetal costs Rs. 80 per m^(2) , then find the cost of the material used in the box. Also, find the capacity of the box in litres.

Find the area of aluminium sheet required to make a closed box of 4 m long, 2 m wide, and 1 m high.

A cylindrical box of radius 7m, height of 5 m is to be made. Determine the area of the sheet required for making the closed box and also find the cost of the sheet required, if it costs Rs. 30 per 1 m^2 .

The length, breadth and height of a rectangular box are in the ratio of 3: 2:4 respectively and the cost of covering it with a sheet of paper at the rate of 1.50 per square metre is Rs.1,950. Find the volume of the box.

The volume of a closed square based rectangular box is 1000 cubic metre. The cost of constructing the base is 15 paise per square metre and the cost of constructing the top is 25 paise per square metre. The cost of constructing its sides is 20 paise per square metre and the cost of constructing the box is Rs. 3.Find the dimensions of box for minimum cost of construction.