the height is 4 m, find the area of the floor.20. A room is 8.5 m long – InterviewSolution

1.	the height is 4 m, find the area of the floor.20. A room is 8.5 m long, 6.5 m broad and 3.4 m high. It has two doors, each measuring(1.5 m by 1 m) and two windows, each measuring (2 m by 1 m). Find the cost of painting tsfour walls at 160 per m2.
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