The following figures give the approximate distances of five galaxies from earth. rank the galaxies based on the speed with which each should be moving away from earth due to the expansion of the universe, from fastest to slowest.
a) 5 billion light-years
b) 2 billion light-years
c) 800 million light-years
d) 230 million light-years
e) 70 million light-years

explanation:

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i just did this and got a 100.

measure their densities same density, same sub