Why is it important that your evidence should be provable and not just based on your opinion?

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

Read the excerpt from infinite jest 'my application's not bought," i am telling them, calling into the darkness of the red cave that opens out before closed eyes. 'tam not just a boy who plays tennis. i have an intricate history. experiences and feelings. i'm complex. "read,' i say. 'i study and read. i bet i've read everything you've read. don't think i haven't. i consume libraries. i wear out spines and rom-drives. i do things like get in a taxi and say, "the library, and step on it." my instincts concerning syntax and mechanics are better than your own, i can tell, with due respect. the theme suggested by the excerpt is about a. being understood b. the value of education c. wisdom versus foolishness d. learning responsibility

Interns of delivery , how does robert f kennedy’s speech differ from john f kennedy’s inaugural address ?