15. Friend B concluded that the playing times of the two different colored iPods were essentially the same (only varied by 5 min on average). Do you agree or disagree with her claim? Explain your reasoning

What is the value of 1/3× + 7x, when x =5

Rachel reads 1/5 of the pages of a book plus 12 pages on the first day. on the second day, she reads 1/4 of the remaining pages plus 15 pages. on the third day, she reads 1/3 of the remaining pages plus 18 pages. on the fourth day, she reads the remaining 70 pages. how many total pages are in the book?

We just started the introduction into circles and i have no idea how to do this.