312m long som 9 A wall and 25cm uide is paper required to cover the walls of a room. a room is 7m & breadth is twice the height of a Length of the room
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A wallpaper of 312cm long and 25cm wide is used to cover the walls of a room of length 7m. If the breadth is twice it's height, then find it's height. Answer: The height of a room is 2.2 m.
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