Mandrake has to choose from 4 from 22 people

Mandrake has to choose from 4 from 22 people. There are 3 girls, 5 boys , 14 children. What is total probability that he will choose 1G , 2B , 1C?

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 #48857