A cuboidal room of dimensions 5m×4m×3m is to be painted and its floor to be tiled.
Calculate the cost of painting the four walls if 1 sq m painting costs Rs.200.
How many tiles are of dimensions 50cm×50 cm required to tile the floor?
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Answer:
the volume of the cuboid is lxbxh
5x4x3=120
therefore, the cost of 1 sq of painting is =120x200
=Rs.2400
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