Maria and John have decided that once they live in a home
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 7 Siamese cats, 9 common cats, 4 German Shepherds, 2 Labrador Retrievers, and 6 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.
a. What is the probability that they select a cat?
b. What are the odds that they select a cat?
c. What is the probability that they select either a common cat or a mixed-breed dog?
d. What is the probability that they select a dog that it is not a Labrador Retriever?
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