Question
Two trains are moving at 50 kmph and 70 kmph in opposite directions. Their lengths are 150 m and 100 m respectively. The time they will take to pass each other
completely is?
completely is?
Answer: Option D
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70
+ 50 = 120 * 5/18 = 100/3 mps
D =
150 + 100 = 250 m
T = 250 * 3/100 = 15/2 = 7 ½ sec
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