Area Problems
If the diameters of a circle is increased by 100% . Its area is increased by?

200%
100%
400%
300%

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Area Problems
The length of a class room floor exceeds its breadth by 25 m. The area of the floor remains unchanged when the length is decreased by 10 m but the breadth is increased by 8 m. The area of the floor is

4987 sq.m
4870 sq.m
5100 sq.m
4442 sq.m

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