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The carpet for a room of dimensions 7.5 m* 6m, costs 6750 and it was made from a roll 80cm wide find the cost of carpet per metre.



Area of the room = Area of the carpet covering the room
⇒Area of Carpet = 7.5m * 6m = 45m²
Total Cost of Carpeting = Area of Carpet * Cost per carpet m
⇒ Rs 6750 = 45m² * Carpet cost per m
∴ Carpet Cost per m = Rs 6750 / 45m² = Rs150 per ²
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