At what percentage above the C.P must an article be marked so…

At what percentage above the C.P must an article be marked so as to gain 33% after allowing a customer a discount of 5%?

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 #12726