Cecile buys a move to watch on her phone, but she's worried about the amount of storage space downloading it will take up. She starts the download and notices it will download at a constant rate. After 3 minutes, she checks her phone and sees that she has 2,345 MB (megabytes) of space available. She checks her phone after 7 minutes and notices that she now has 2,105 MB of space available. a. How many MB of available storage are being filled by the movie per minute?

b. How much space was available on her phone before the download started?

c. Suppose the download lasted for a total of 19 minutes. How much available storage remains after downloading the movie?​

In the diagram of circle a what is m

Quick! a survey of 57 customers was taken at a bookstore regarding the types of books purchased. the survey found that 33 customers purchased mysteries, 25 purchased science fiction, 18 purchased romance novels, 12 purchased mysteries and science fiction, 9 purchased mysteries and romance novels, 6 purchased science fiction and romance novels, and 2 purchased all three types of books. a) how many of the customers surveyed purchased only mysteries? b) how many purchased mysteries and science fiction, but not romance novels? c) how many purchased mysteries or science fiction? d) how many purchased mysteries or science fiction, but not romance novels? e) how many purchased exactly two types of books?

Table which ratio is equivalent to 3: 7? 6: 7 3: 21 24: 56 15: 30