- A7.5 s
- B32 s
- C28 s
- D60 s
Step-by-Step Solution
Relative speed km/h m/s. Distance m. Time s. (7.5 s wrongly adds the speeds.)
Answer: D) 60 s
Both trains in the figure run the same way on parallel lines. How long does the faster one take to overtake the slower completely?
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