Solution
- To solve this question, we need to apply the formula below:
![\text{ Total people in survey }=\text{ Dog owners + Cat owner-Cat and Dog owners +Those that own neither.}]()
- We have been given:

- Thus, we can apply the formula above to find those that have neither cats nor dogs.
- This is done below:

Final answer
The number of people that own neither cat nor a dog is 33