The probability that a number selected at random from the first 50…

The probability that a number selected at random from the first 50 natural numbers is a composite number is -.

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 #18773