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Assume that a dart will hit the dart boa...

Assume that a dart will hit the dart board and each point on the dart board is equally likely to be hit in all the three concentric circles where radii of concetric circles are 3 cm, 2 cm and 1 cm as shown in the figure below.
Find the probability of a dart hitting the board in the region A. (The outer ring)

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The correct Answer is:
0.556
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