101 202 505 1010 . . . ? . . .10100 50500 2 . . ? . . . . ? . . .10 . . .50 . . 100 . . . . . ?

what are the ?'s

In the coordinate plan (-6,9) b (3,9) c (3,3) def is shown in the coordinate plan below

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?

In a graph with several intervals o data how does a constant interval appear? what type of scenario produces a constant interval?