The picture shows the shape of a boiler. Total height of the boiler is '12 m' and the diameter is 6 metres, height of the cylindrical part is 6 metres.
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a) What is the height of the cone?
b) How many litres can the boiler hold?
'(1 m^3=1000.' litre.)

A water tank is in the shape of a hemisphere attached to a cylinder. Its radius is '1.5' metres and total height is '2.5' metres. How many litres of water can it hold?

A plastic water tank in a place in the shape of a rectangular prism' with length 6 metre. Breadth 4 m and depth 3 m . There is water at a height of 1 m in this tank. a) How many liter of water in it? b) How many litres of water needed. to fill the tank?

a) A water tank in the shape of a cylinder contains water to a depth of 1 metre. Radius of the cylinder is 2 metre and its height is 11 metres. How many litres of water is there in tank? (pi=3.14,1 cubic metre =1000 litres) b) How much mơre litres of water is required to fill the tank completely?