A circular dashboard of radius 1.0 foot is at a distance of 20 feet from you. You throw a dart at it and it hits the dartboard at some point Q in the circle. What is the probability that Q is closer to the center of the circle than the periphery?
Choose the correct choice from the following.
A) 1.0  B) 0.75  C) 0.25  D) 0.5  E) 1.25
.25   because the area of the circle with half radius 'r/2' is 1/4th of the area of circle with radius r   ANSWER:0.25
<result>C</result>
A circular dashboard of radius 1.0 foot is at a distance of 20 feet from you. You throw a dart at it and it hits the dartboard at some point Q in the circle. What is the probability that Q is closer to the center of the circle than the periphery?