Alex can do a piece of in 120 days and peter can…

Alex can do a piece of in 120 days and peter can do same work in 180 days,both are working together for 30 days after that peter left the job. then in how many days Alex alone complete the remaining work?

AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #90654