Question 572135
Time to reach Mars. Suppose that it takes about 3 days for a space vehicle to travel from Earth to the moon. About how long would it take the same space vehicle traveling at the same speed to reach Mars? Express the answer in scientific notation.
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You have to give the info on the distances.  Plus, the distance to Mars varies from ~35,000,000 miles to ~230,000,000 miles.  What distance is to be used?