Two trains leave a station simultaneously going in opposite directions. One travels at 60 mph and the other at 80 mph. After 3 hours, how far apart are they?
Answer
420 miles
How to solve it
1
Train 1 distance: 60 × 3 = 180 miles
2
Train 2 distance: 80 × 3 = 240 miles
3
Total distance apart: 180 + 240 = 420 miles
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