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Possible Equations (Choose the Correct One) τ=1012τ =10^{12} /H; H=v/d If Gravity Is Unimportant and H Equals 75 Km/s/Mpc

Question 67

Multiple Choice

Possible equations (choose the correct one) : τ=1012τ =10^{12} /H; H=v/d. If gravity is unimportant and H equals 75 km/s/Mpc, then the age of the universe is about


A) 8.9 billion years.
B) 13 billion years.
C) 16.6 billion years.
D) 26 billion years.
E) 74 billion years.

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