What Would You Predict for the Recession Velocity of a Galaxy

question 1

Multiple Choice

What would you predict for the recession velocity of a galaxy whose distance (measured with the help of Type Ia supernovae) is 42 Mpc? Note that the Hubble constant has a value of
70 km/s/Mpc.

• A) 2,940 km/s
• B) 1.42 km/s
• C) 205,800 km/s
• D) 25,000 km/s
• E) 386 km/s

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