1600 men have provisions for 28 days in the temple

1600 men have provisions for 28 days in the temple. If after 4 days, 400 men leave the temple, how long will the food last now?

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 #4077