Multiple choice

A and B are two stations 500 km apart. A train starts from A and moves towards B at 20 km/hour. Another train starts from B at the same time and moves towards A at 30 km/hour. The distance of the crossing point of the two trains from A (in km) is.

  1. 100

  2. 200

  3. 250

  4. 300
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Trains approach each other at 20 + 30 = 50 km/hour. Time to meet: 500/50 = 10 hours. Distance from A: 20 × 10 = 200 km. The crossing point is closer to A because the train from A is slower.

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