Area Problems
The inner circumference of a circular race track, 14 m wide is 440 m . Then the radius of the outer circle is?

70 m
56 m
77 m
84 m

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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%

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP