A room is 9m long, 8m broad and 6.5m high. It has one door of dimensions 1.5m x 1m. Find the cost of whitewashing the walls at rs. 3.80 per m².
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Answer: It will be (9X8X6.5-1.5X1) X Rs. 3.80
Step-by-step explanation:
Volume of the room = 9X8X6.
= 468 m2
468-1.5 = 467.5X3.80
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