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Mathematics 9 Online
OpenStudy (anonymous):

The diameter of the larger circle is 10. The diameter of the smaller circle is 2. A point is selected at random from inside the larger circle. What is the probability that the point lies in the smaller circle?

OpenStudy (a_clan):

pi(1)² / pi(5)²

OpenStudy (a_clan):

1/25

OpenStudy (anonymous):

the area of smaller circle is divided by the area of larger one and you get 1/25

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