ACT Math Practice Question
Cameron’s bookshelf has 3 books with a rating of 10, 5 books with a rating of 100, and 2 books with a rating of 70. There are no other books on the bookshelf. What is the expected value, to the nearest whole number, of the rating of a book randomly selected from Cameron’s bookshelf?
- A.18
- B.60
- C.67
- D.85
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