What is the probability that it is odd-numbered

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Question: An urn contains three red balls numbered 1, 2, 3, four white balls numbered 4, 5, 6, 7, and three black balls numbered 8, 9, 10. A ball is drawn from the urn. What is the probability that

(a) it is red?

(b) it is odd-numbered?

(c) it is red and odd-numbered?

(d) it is red or odd-numbered?

(e) it is not black?

Reference no: EM131785896

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