Area Problems
The radius of a circle is increased so that its circumference increase by 5%. The area of the circle will increase by?

10.5 %
8.75 %
10.25 %
10 %

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Area Problems
The base of a triangular field is three times its altitude. If the cost of cultivating the field at Rs. 24.68 per hectare be Rs. 333.18, find its base and height.

B=300;H=900
B=900;H=300
B=600;H=700
B=500;H=900

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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. 96
Rs. 384
Rs. 298
Rs. 192

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