Today i am solving the ncert class 10 surface areas and volumes please give me the simplest solution of exercise 13.1 question number 5 . Find the easiest and best solution of this question . Also find the best formula for this question.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.