I'm pretty sure it is a, but i'm not sure.

Select the correct answer. joshua likes to read. he read 6 books when he was 6 years old. every year he doubled the number of books he read the previous year. how many total books did he read between the ages of 6 and 10? a. 60 b. 90 c.186 d.187

Which of the following represents a function? 50 !

At a book fair, joe bought 24 books at 3 for $5 and had $2 left. how much money did he have at first?