Alibrarian put 39 books back on the shelves before lunch. of the books, 13 were non-fiction. what is the ratio of the number of non-fiction books to the total number of books the librarian put away before lunch? a. 1 to 2 b. 1 to 3 c. 3 to 1 d. 2 to 1

Fred has a total of 62 dvd and cd. if the number of cd is three more than two times the number of dvd, how many cd does he have?

The first side of a triangle measures 5 in less than the second side, the third side is 3 in more than the first side, and the perimeter is 17 in. how long is the third side? if s represents the length of the second side, which of the following represents the length of the third side? s-5 ws-2 s+ 3 next question ask for turn it in

Which spreadsheet would be used to compute the first nine terms of the geometric sequence a^n=32•(1/2)n-1