PROBABILITY QUIZ PLEASE FEEL FREE TO CONTACT ME IF ANSWERS ARE NEEDED!!!!

1. Probability Quiz Probability Quiz
A pet store had five puppies, three A pet store had five puppies, three
cats, and six horse. cats, and six horse.
1. What is the probability that a pet 1. What is the probability that a pet
chosen at random is a cat? chosen at random is a cat?
1 1 1 3 1 3 1 1
A. B. C. D. A. B. C. D.
3 9 14 14 14 14 3 9
2. What is the probability that a pet 2. What is the probability that a pet
chosen at random is either a puppy or chosen at random is either a puppy or
a horse? a cat?
1 1 2 11 7 1 2 1
A. B. C. D. A. B. C. D.
2 11 14 14 14 7 14 2
3. What is the probability that TWO 3. What is the probability that TWO
pets chosen at random (no pets chosen at random (no
replacement) will both be cats? replacement) will both be cats?
1 1 1 1
A. B. A. B.
9 6 9 6
3 3 3 2 3 2 3 3
C. • D. • C. • D. •
14 14 14 13 14 13 14 14
Out of the letters of the word Out of the letters of the word
BOOKS, answer the questions: SCHOOL, answer the questions:
4. If a letter is chosen at random, 4. If a letter is chosen at random,
what is the probability that it is what is the probability that it is
an O? an O?
5. If a letter is chosen at random 5. If a letter is chosen at random
what is the probability that it is what is the probability that it is
either an O or a B? either an O or a C ?