If Earth has a diameter of 1/8 inch in a scale model, approximately how far
away would Proxima Centauri be from the Sun in the model? (In true
dimensions, Earth has a diameter of about 7,926 miles and Proxima Centauri
is about 2.5 x 1013 miles away from the Sun. Note: There are 5,280 feet in 1
mile.)

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Explanation:

Answer is: 4.22 light years (LY)

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