SOLUTION: two trains left a station at the same time. one traveled north at a certain speed and the other traveled south at twice the speed. after 4 hours, the trains were 600 miles apart.
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Question 486073: two trains left a station at the same time. one traveled north at a certain speed and the other traveled south at twice the speed. after 4 hours, the trains were 600 miles apart. how fast was each train traveling? Answer by jorel1380(3719) (Show Source):
You can put this solution on YOUR website! 4(n+2n)=600
12n=600
n=50
The train going north went at 50 mph; the southbound train went 100 mph..
