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Jake is going to call one person from his contacts at random. He has 30 total contacts. 16 of those contacts are people he met at school. What is P(call a person from school}?

Jake is going to call one person from his contacts at random. He has 30 total contacts. 16 of those contacts are people he met at school. What is P(call a person from school}?
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Jake is going to call one person from his contacts at random. He has 30 total contacts. 16 of those contacts are people he met at school. What is P(call a person from school}?

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User Dauros
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probability is 16/30 or 16 times out of 30. reduced to 8/15th OR 16 ÷30 = .533 repeating 3 so. .533x100 or 53%
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User Nightograph
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