Mrs. Bollo's second grade class of thirty students conducted a pet ownership survey. Results of the survey
indicate that 8 students own a cat, 15 students own a dog, and 5 students own both a cat and a dog. How many
of the students surveyed own only a cat?
indicate that 8 students own a cat, 15 students own a dog, and 5 students own both a cat and a dog. How many
of the students surveyed own only a cat?
