Some persons can do a piece of work in 12 days

Some persons can do a piece of work in 12 days. Two times the number of these people will do half of that work in?

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 #64269