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27. Sushant has a vessel, of the form of an inverted cone, open at the top, of height 11 cm andradius of top as 2.5 cm and is full of water. Mctallic spherical balls each of diameter 0.5 cm areput in the vessel due to which th of the water in the vessel flows out. Find how many balls werein the vessel. Sushant made the arrangement so that the water that flows out irrigates theflower beds. What value has been shown by Sushant?

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