If the price of an article went up by 40%, then by…

If the price of an article went up by 40%, then by what percent should it be brought down to bring it back to its original price?

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 #42181