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A man wants to paint two of his walls. The cost of painting is Rs10 per cm2. How much money is required by him to paint a rectangular wall of length 400 cm and breadth 900 cm and a circular wall of diameter 126 cm? [4 MARKS]

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A man wants to paint two of his walls. The cost of painting is Rs10 per cm2. How much money is required by him to paint a rectangular wall of length 400 cm and breadth 900 cm and a circular wall of diameter 126 cm? [4 MARKS]



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