The length of a room is twice its breadth and thrice its height. If the cost of carpeting th floor at Rs 80 per sq. metre is Rs 9000, find the cost of plastering its walls and ceiling at Rs 35 per sq. metre.

The length of a room is twice its breadth and thrice its height. If th

1.	The length of a room is twice its breadth and thrice its height. If the cost of carpeting th floor at Rs 80 per sq. metre is Rs 9000, find the cost of plastering its walls and ceiling at Rs 35 per sq. metre.
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The length of a room is twice its breadth and thrice its height. If the cost of carpeting th floor at Rs 80 per sq. metre is Rs 9000, find the cost of plastering its walls and ceiling at Rs 35 per sq. metre.

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