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- Registered: 2017-09-21
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The cost of painting the walls of a room 20 m long and 12 m wide ...
The cost of painting the walls of a room 20 m long and 12 m wide at the rate of 10 paisa per square meter comes to Rs. 55.80. The height of the room is 10m. There are two doors 3m x 7m in the room, besides two windows of equal size. The area of each of the windows (in square meters) is:
Correct Answer is Option B):
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