There are 13 boys and 10 girls in a class

There are 13 boys and 10 girls in a class. If three students are selected at random, in how many ways that 1 girl or 2 boys are selected ?

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 #69058