SOLUTION: At the same time, Sam and Fred who are 210 miles apart begin moving toward each other. Find the number of hours before they meet if Sam bikes 20 mph and Fred runs 10 mph.

Question 945520: At the same time, Sam and Fred who are 210 miles apart begin moving toward each other. Find the number of hours before they meet if Sam bikes 20 mph and Fred runs 10 mph.
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
At the same time, Sam and Fred who are 210 miles apart begin moving toward each other. Find the number of hours before they meet if Sam bikes 20 mph and Fred runs 10 mph.
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Going in opposite directions --> speeds are added.
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d = r*t
t = d/r
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