What length of tarpaulin 3 m wide will be required to make conical tent height 8 m and base radius 6 m ? Assume that the extra length of material that will be required for stiching margins and wastage in cutting is approximately 20 cm `("Use"pi=3.14).`

What length of tarpaulin 3 m wide will be required to make conical tent of heith 8 m and base radius 6m? Assume that the extra length of material that will be required for stitching margins and wastage in cutting ios approximately 20 cm. (Use pi = 3.14 )

It is required to make a closed cylindrical tank of height 1 m and base diameter 140 cm from a metal sheet. How many square metres of the sheet are required for the same ?

A cloth 5 m wide is used to make a conical tent of base diameter 14 m and height 24m. Find the cost of cloth at the rate Rs 25 per metre.

A closed cylindrical tank of radius 7m and height 3m is made from a sheet of metal.How much sheet of metal is required?

A tent is cylindrical to a height of 4.8 m .and conical above it. The radius of the base is 4.5 m. and total height of the tent is 10.8 m . Find the canvas required for the tent in square meters.

The radius of conical tent is 7 meters and its height is 10 meters. Calculate the length of canvas used in making the tent if the width of canvas is 2 m [ Use pi= (22)/7 ]

A solid iron pole consists of a cylinder of a height 220cm and base diameter 24cm , which is surmounted by another cylinder of height 60cm and radius 8cm . Find the mass of the pole , given that 1cm^(3) of iron has approximately 8g mass. (Use pi=3.14 )

A conical tent is 10 m high and the radius of its base is 24 m. Find (i) slant height of the tent. (ii) cost of the canvas required to make the tent, if the cost of 1m^(2) canvas is Rs 70.