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Stars X and Y Are 5 AU Apart from Each

Question 73

Multiple Choice

Stars X and Y are 5 AU apart from each other. Star X is four times as massive as star Y. The center of mass of this system is _________ AU away from star X and _________ AU away from star Y.


A) 3; 2
B) 2; 3
C) 2.5; 2.5
D) 1; 4
E) 4; 1

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