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ABCDE is the end view of a factory shed ...

ABCDE is the end view of a factory shed which is 50m long. The roofing of the shed consists of asbestos sheets as shown in the figure. The two ends of the shed are completely closed by brick walls.

If the whole outside surface of the shed (including roofing) is to be painted, find the cost of painting it at Rs 5 per `m^(2)`(sq.metre).

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