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In a right pyramid, whose base is a square, a maximum cone is placed such thatits base is in the base of the pyramid and vertex at the vertex of the pyramid.Find the ratio of the volume of pyramid to that of the cone

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RRB Other Question

A conical flask is full of water. The flask has base radius r. and height h of water is poured into a cylindrical flask of base radius m. Find the height of waterin the flask What part of the volume of a cube is the pyramid whose base is the base of thecube and whose vertex is the center of the cube?