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There are 500 students in a high school senior class. Of these 500 students, 300 regularly wear a necklace to school, 200 regularly wear a ring, and 125 regularly wear a necklace and a ring. Using this information, answer each of the following questions.
What is the probability that a senior wears a necklace?
What is the probability that a senior wears a ring?
What is the probability that a senior wears a necklace and a ring?
What is the probability that a senior wears a necklace or a ring?

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Answer:

Does it have a step by step of how to do it?

Step-by-step explanation:

Answer:

1. P(N) = 3/5

2. P(R) = 2/5

3. P(N and R) = 1/4

4. P(N or R) = 3/4

Step-by-step explanation:

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