Area Problems
What is the area of a square having perimeter 68 cm?

361 sq cm
284 sq cm
289 sq cm
269 sq cm

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Area Problems
The cost of papering the four walls of a room is Rs. 48. Each one of length, breadth and height of another room is double that of this room.The cost of papering the walls of the new room is?

Rs. 298
Rs. 384
Rs. 192
Rs. 96

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Area Problems
The cross section of a canal is a trapezium in shape . If the canal is a trapezium in shape. If the canal is 10 meters wide at the top and 6 meters wide at bottom and the area of cross section is 640 sq. meters The depth of canal is?

384 meters
40 meters
160 meters
80 meters

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