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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 `R s\ 7. 50\ p e r\ m^2dot`

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The correct Answer is:
Rs 555
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CBSE COMPLEMENTARY MATERIAL-SURFACE AREAS AND VOLUMES-PART-B
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