Area Problems
A park is in the form of a square one of whose sides is 100 m . The area of the park excluding the circular lawn in the centre of the park is 8614 m 2. The radius of the circular lawn is?

31 m
21 m
41 m
None of these

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Area Problems
The percentage increase in the area of a rectangle, if each of its sides is increased by 20% is:

42%
44%
40%
46%

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Area Problems
Area of a square and a rectangle are equal. If side of the square is 40 cm and length of the rectangle is 64 cm, what is the perimeter of the rectangle ?

178 cm
187 cm
194 cm
149 cm

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