A bag contains 3red, 2blue and 4green balls

A bag contains 3red, 2blue and 4green balls. If 2 balls are picked at random, what is the probability that both are red?

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 #32532