idk
Puzzle Ratings
"The amount that your rating changes depends on how fast you complete the puzzle, and also what the rating of the puzzle is compared to your puzzle rating."
Source~ https://support.chess.com/article/286-how-do-puzzles-work
I mean the rating of the puzzles
Oh, in that case, this thread might help you~
https://www.chess.com/forum/view/more-puzzles/how-is-puzzle-rating-calculated-45868260
Check out comment #13 in that thread. @Martin_Stahl explained it pretty nicely.
How are puzzle ratings calculated?