One circle labeled likes 13 overlaps another circle labeled male 16. The overlap is labeled 6. A 4-column table with 3 rows. The first column has no label with entries female, male, total. The second column is labeled likes with entries a, c, 19. The third column is labeled dislikes with entries 15, 16, e. The fourth column is labeled total with entries b, d, 50.
A group of 50 people were asked their gender and if they liked cats. The data from the survey are shown in the Venn diagram.

Determine the value for each variable in the two-way table.