Area Problems
An error 2% in excess is made while measuring the side of a square. The percentage of error in the calculated area of the square is:

2%
4%
4.04%
2.02%

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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

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

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