If you select two cards from a pile of cards numbered 1…

If you select two cards from a pile of cards numbered 1 to 10, what is the probability that the sum of the numbers is less than 4?

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 #40263