A 270 metres long train running at the speed of 120 kmph crosses another train running in opposite direction at the speed of 80 kmph in 9 seconds. What is the length of the other train?
Explanation
Relative speed = (120 + 80) km/hr
= | ![]() |
200 x | 5 | ![]() |
18 |
= | ![]() |
500 | ![]() |
9 |
Let the length of the other train be x metres.
Then, | x + 270 | = | 500 |
9 | 9 |
x + 270 = 500
x = 230.