Mr. Capuano, an art teacher, surveyed his students to find out whether they are satisfied with his classes. He also noted which class each student had taken.

Oil-painting

Satisfied: 17
Not satisfied: 3

Sculpture

Satisfied: 25
Not satisfied: 5

A 4-column table with 3 rows. The first column has no label with entries satisfied, not satisfied, total. The second column is labeled oil painting with entries 34%, x, 40%. The third column is labeled sculpture with entries blank, 10%, blank. The fourth column is labeled total with entries 84%, blank, 100%.
What is the value of x in the relative frequency table for the survey results? Round the answer to the nearest percent.

3%
6%
8%
15%