19
Q:
A) 230 m | B) 240 m |
C) 260 m | D) 320 m |
Answer: A) 230 m
Explanation:
Explanation:
Relative speed = (120 + 80) km/hr
=(200*5/18)m/s = (500/9)m/s
Let the length of the other train be x metres.
Then, x+270/9 = 500/9
=> x + 270 = 500
=> x = 230.