N or M? by Agatha Christie
Published 2001 · 304 pages · 83,600 words · about 4 hours at an average pace
How hard is N or M? to read?
N or M? scores 30 out of 100 for difficulty on ReadingRate, making it relatively accessible. The score is a weighted composite of nine measures: four of how hard the prose is to parse, five of how hard the meaning is to extract.