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Two trains approach each other on parallel tracks at 60 km/h and 40 km/h. Each sees the other approach at:
A20 km/h
B50 km/h
C100 km/h
D24 km/h
Answer & Solution
Correct answer: C. 100 km/h
Opposite directions add, 60 + 40 = 100 km/h.
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