Three hundred multiples of seven are chosen at random, and 450 multiples…

Three hundred multiples of seven are chosen at random, and 450 multiples of eight are chosen at random. Approximately what percentage of the 750 selected numbers are odd?

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 #72799