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If the Stars at the Turnoff Point of a Cluster

Question 17

Multiple Choice

If the stars at the turnoff point of a cluster have a mass of 3 times the mass of the Sun,what is the age of the cluster?

A) 6.4×10⁸ years
B) 3.3×10⁹ years
C) 3.0×10¹⁰ years
D) 1.6×10¹¹ years

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