Maria and John have decided that once they live in a home, they want to have a pet. Maria prefers cats and John prefers dogs. They go to an animal shelter and find several pets that they would love to...

Maria and John have decided that once they live in a home, they want to have a pet. Maria prefers cats and John prefers dogs. They go to an animal shelter and find several pets that they would love to take home. There are 8 Siamese cats, 12 common cats, 6 German Shepherds, 5 Labrador Retrievers, and 11 mixed-breed dogs. Since they can’t decide, they place all the adoption cards in a container and draw one.

Answer each of the following questions separately, showing all your work to reach each answer.

1. What is the probability that they select a cat?


2. What are the
   odds
   that they select a cat?


3. What is the probability that they select
   either
   a common cat
   or
   a Labrador Retriever dog?


4. What is the probability that if they select a dog, that it is
   not
   a mixed breed?