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8 November, 19:43

A librarian 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

+3
Answers (2)
  1. 8 November, 20:25
    0
    13:39=13/39

    13/39=1/3

    1/3=1:3

    the answer is B
  2. 8 November, 20:40
    0
    The anwser is 3to1 otherwise C
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