What is the definition of a concrete noun

Read the excerpt from “the railroad earth.” o well anyway i'll be learning eventually to like the railroad and sherman will like me some day, and anyway another day another dollar. the narrator of this excerpt can best be described as friendly.optimistic.wealthy.intelligent.

The man took strong sharp sudden bites, just like the dog. the figurative language in this excerpt serves to a. give the convict animalistic qualities. b. provide a relatable example of how the convict ate. c. set a scary mood. d. use alliteration to catch the reader's attention.

Mary is reading a book that has 135 pages. she can read 18 pages in an hour. if she takes h hours to finish reading the book, the equation that can be used to find the value of h is