A train 300 m long passed a pole in 30 sec

A train 300 m long passed a pole in 30 sec. How long will it take to pass a platform 650 m long?

This problem repeats another one in the library (at most with different numbers), so it's left out of browsing.

AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #7275