Mathematics · Speed, Time and Distance
Two trains of length 100 m and 80 m respectively run on parallel tracks. When running in the same direction, the faster train passes the slower one in 18 seconds, but when running in opposite directions at their respective speeds, they pass each other completely in 9 seconds. Find the speed of each train (in m/s).
- 15 and 15✓
- 215 and 20
- 310 and 25
- 4Cannot be determined
Correct answer
5 and 15
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