Mathematics, 03.01.2021 15:50, nailah742

A room is three times as long as it is broad and the height is 5 m. If the total cost of carpeting its floor at Rs 120 per square metre is Rs 9000 and it has a door of size 1.5 mx 2 m and a window of size
2 mx 1.5 m, find the area of 4 walls of the room excluding the door and the window.

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A room is three times as long as it is broad and the height is 5 m. If the total cost of carpeting i...