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The cost of papering the wall of a room, 12 m long, at the rate of Rs. 1.35 per square meter is Rs. 340.20. The cost of matting the floor at Re. 0.85 per

square metre is Rs.91.80. Find the height of the room.


cost of matting the floor=91.80
area of the floor=108m²
breadth of the room =9m
total cost of papering the walls=340.20
area of four walls=252
let the height of the room be x
The height of the room is 6m
0 0 0
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