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There are 10 black pearls and 5 white pearls in the box A. There are 8 black pearls and 7 white pearls in box B. a. Which box has more probability of be ing the pearls black, when a pearl from each of the boxes is taken? b. What is the probability to get a white pearl from the box A? c. What is the probability to get a black pearl from box B? d. If all the pearls in the box B is dropped in the box A, then what is the probability to get a black pearl from it? |
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Answer» a. Box A because it has more black pearl b. \(\frac{5}{15}=\frac{1}{3}\) c. \(\frac{8}{15}\) d. \(\frac{18}{30}=\frac{6}{10}=\frac{3}{5}\) |
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