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Solution - Surface Area of a Cuboid and a Cube

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The length, breadth and height of a room are 5 m, 4 m and 3 m respectively. Find the cost of white washing the walls of the room and the ceiling at the rate of Rs 7.50 per m2.

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Solution for concept: Surface Area of a Cuboid and a Cube. For the course 8th-10th CBSE
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