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Surface Areas And Volumes

Question 5:

A vessel is in the form of an inverted cone. Its height is 8 cm and the radius of its top, which is open, is 5 cm. It is filled with water up to the brim. When lead shots, each of which is a sphere of radius 0.5 cm are dropped into the vessel, one-fourth of the water flows out. Find the number of lead shots dropped in the vessel.


Height (h) of conical vessel = 8 cm

Radius (r1) of conical vessel = 5 cm

Radius (r…

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