George has a bookshelf with 69 books on it. he has 9 nonfiction books on the bookshelf and 60 fiction books on the bookshelf. what is the ratio of the total books on the bookshelf to the number of nonfiction books on the bookshelf? a. 3/23 b. 20/30 c. 23/3 d. 23/20

Bob’s bank charges him a $3.15 service fee every time he uses an out-of-network atm. if bob uses an out-of-network atm an average of three times every two weeks, how much will he pay in service fees over the course of a year? a. $327.60 b. $109.20 c. $491.40 d. $245.70 select the best answer from the choices provided a b c d

Which of the following tables represents exponential functions?

What is the missing step in this proof ?