Graduate Record Examinations (GRE) Quizzes Graduate Record Examinations (GRE) Problem Solving

Question:

Which of the following can be correctly deduced from the table?

Option A):
The average (arithmetic mean) number of titles published each five-year period in the category Fiction - Historical is 8.6
Option B):
In the Fiction  sci-fi category over the 25-years depicted in the table the ratio of new titles by female authors to those by male authors is 1:6
Option C):
The total number of new titles published in period 5 is greater than the total number of new titles published in period 1

Correct Answer is Option A):
The average (arithmetic mean) number of titles published each five-year period in the category Fiction - Historical is 8.6