Q: Given a math problem with context and a question and 5 answer choices, the task is to provide the correct answer choice based on the problem. You must choose one of the given answer choices by letter: a, b, c, d, or e; anything else is invalid.
Problem: two trains are moving in the same direction at 108 kmph and 54 kmph. the faster train crosses a man in the slower train in 24 seconds. find the length of the faster train ?
Options: a. 320, b. 330, c. 340, d. 350, e. 360
A:
e