6. A bookstore sells three colors of books: blue (40% of the books), red (20%), yellow...

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6. A bookstore sells three colors of books: blue (40% of the books), red (20%), yellow (40%). Half of the blue books are expensive; 10% of the red books are expensive, 30% of the yellow books are expensive. A book is selected from the store. What is the probability that the selected book is expensive?

math Statistics-And-Probability

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Solson Exp : 30% 10 34 t.94 enpemsive 347

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