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Mathematics, 08.02.2021 18:40 teddylove2643

Amelia calls people at random to conduct a survey. So far, 20 calls have been answered and 30 calls have not been answered. What is the approximate probability that someone answers the next call she makes? A.
40%

B.
67%

C.
0.6

D.
2/3

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Answers: 2

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