A can do a piece of work in 16 days which B…

A can do a piece of work in 16 days which B can do in 12 days. B worked at it for 9 days. A can finish the remaining 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 #39699