If the average (arithmetic mean) of the four numbers 13, 15, 52…

If the average (arithmetic mean) of the four numbers 13, 15, 52, and (N + 1) is 52, then N =

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 #79932