A man sitting in a bullet train which is travelling at 50…

A man sitting in a bullet train which is travelling at 50 kmph observes that a goods bullet train , travelling in opposite direction, takes 9 seconds to pass him. If the goods bullet train is 280 m long, find its speed.?

AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #16143