Mathematics, 26.07.2019 00:30 betsylancer8522
Last year the sales at a bookstore were 75% fiction books, and 25% nonfiction books. the average cost of a fiction book was $15. the average cost of a nonfiction book was $16. what was the average cost of all fiction and non-fiction books sold at the bookstore last year? enter your answer as a decimal in the box.
Answers: 2
Mathematics, 21.06.2019 15:00
Sienna planned a trapezoid-shaped garden, as shown in the drawing below. she decides to change the length of the top of the trapezoid-shaped garden from 32 ft to 24 ft. which expression finds the change in the scale factor?
Answers: 1
Mathematics, 21.06.2019 16:00
Does the problem involve permutations or? combinations? do not solve. the matching section of an exam has 4 questions and 7 possible answers. in how many different ways can a student answer the 4 ? questions, if none of the answer choices can be? repeated?
Answers: 1
Mathematics, 21.06.2019 23:30
How do you find the distance of each number from the mean
Answers: 1
Last year the sales at a bookstore were 75% fiction books, and 25% nonfiction books. the average cos...
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