Two trains and start at the same time from stations and towards each other. After crossing, train takes to reach and train takes to reach . If the speed of train is , what is the distance between station and station ?
Answer and explanation
Correct answer: C. 396 km
- Step 1: Convert the post-crossing times to improper fractions: and .
- Step 2: By the standard speed relation for two objects meeting and continuing: .
- Step 3: With , find : .
- Step 4: The meeting time from departure is . Total distance is .
Answer
396 km.
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