Not sure what to put in they yellow boxes?

Answer:
Hamburger=31%
Pie=47%
Hot Dog=22%
36=100%
Step-by-step explanation:
What you do is you take the number of how many people have taken the survey and put it over 36.
11/36, 17/36, 8/36=
Hamburger=31%
Pie=47%
Hot Dog=22%
36=100%