In an examination 60% failed in Math and 40% failed in French

In an examination 60% failed in Math and 40% failed in French. If 15% failed in both. What % of students passed in both.

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 #938