A trader sold an article on a certain price with 20% profit

A trader sold an article on a certain price with 20% profit. If he sold double of previous selling price then find its profit %

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 #845