Q: A boy standing by the side of a railway track finds that an up-train crosses him in 8 sec and a down-train of twice the length of that of the up-train crosses him in 20 sec. How long (in seconds) will the two trains take to cross each other?
A.
15
B.
C.
20
D.
Correct Answer:
Option B -
Explanations:
Download Our App
Download our app to know more Lorem ipsum dolor sit amet consectetur adipisicing elit.
Excepturi, esse.
YOU ARE NOT LOGIN
Unlocking possibilities: Login required for a world of personalized
experiences.