A pet store keeps track of the purchases of customers over a 4 hour period. The store manager classifies purchases as containing a dog product, a cat product, a fish product or a product for a different kind of pet. She found:

83 purchased a dog product

101 purchased a cat product

22 purchased a fish product

31 purchased a dog and a cat product

8 purchased a dog and a fish product

10 purchased a cat and fish product

6 purchased a product for a cat a dog and a fish

34 purchased a product for a pet other than a dog, cat or fish

1. Show a venn diagram to model this situation
2. How many people were in the store over the 4 hour period?
3. How many people purchased an item for either a dog or a cat?