Two trains 120 meters and 80meters long are running at a rate of 18km/hr and 12km/hr respectively.If they start from the same place and move in the same direction,they will cross each other in- <br>

1. Two trains 120 meters and 80meters long are running at a rate of 18km/hr and 12km/hr respectively.If they start from the same place and move in the same direction,they will cross each other in-

1. 1 minute

2. 2 minutes

3. 3 minutes

4. 4 minutes

Answer

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