Estimate 2.8 divided by 6

Use the knowledge of x- and y- intercepts to choose the correct graph of the equation 3x+6y=6

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?

Lydia collected two sets of data one set of data shows an outlier. which set has an outlier, and which number is the outlier?