Sets - Venn Diagram

Needing help with the second part of this question

Determine if the sequence is geometric. if it is, find the common ratio. 1) -2, 2/3, -2/9, 2/27 2) 0,2,5,9 3) 2, -10, 50, -250 4) 1,4,16,64

Given the points a(-2, 1) and b(8, 6), find the coordinates of the point c on directed line segment ab, that partitions ab in the ration 2: 3.

The graph and table shows the relationship between y, the number of words jean has typed for her essay and x, the number of minutes she has been typing on the computer. according to the line of best fit, about how many words will jean have typed when she completes 60 minutes of typing? 2,500 2,750 3,000 3,250