Q. Roof top of a house in a village   is rectangular shaped of dimensions 22 m by 20 m. The owner of a house has connected drain of roof top with a cylindrical  drain of a roof top with a cylindrical vessel on ground  through a circular pipe so that the whole rain water collected on the roof top can be stored in a  cylindrical vessel is 2 m .  A certain day recorded rainfall 5 cm.
(a) Find the height of water filled in the cylindrical tank.
(b) Find the volume of water filled in the cylindrical tank.
(c) Which moral value depicted in the problem ? ( use  π  =  22 7  )

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