I think the center of the dime has to land within 5/16 inches of the center of the circle. What I can't figure out is how to find the probability when you don't know how many circles are the board. Also, how do you know it's uniformly distributed?
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Homework Statement
In a carnival game, a rectangular board is set up with red circles 1 inch in diameter painted on it in a grid. The centers of the circles are 3 inches apart and the centers of the outer rows of circles are 1.5 inches from the closest edge of the board. A player...