Spinning Spherical Target: Probability for Three Marksmen to Hit on the Same Hemisphere

Date of Exam: 

Problem
Three marksman simultaneously shoot and hit a rapidly spinning spherical target. What is the probability that the three points of impact lie on the same hemisphere?

A.   0 C.   1
B.   1/2 D.   2/3

 

Answer Key

 

Solution

 
 
 
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