Mathematics · Speed, Time and Distance
Two trains C and D start running together from the same point in the same direction, at speeds of 70 km/h and 92 km/h respectively. If the length of each train is 275 meters, how long will it take for train D to cross train C?
- 11 min 45 sec
- 21 min 30 sec✓
- 31 min 28 sec
- 42 min 5 sec
Correct answer
1 min 30 sec
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