From a bag containing nine white feathers and two black feathers, you draw three feathers at random. Which of these could be used to represent the number of ways of selecting three feathers from 11? a. 1 c 11
b. 11 c 3
c. 1 c 3
d. 3 c 11

Aline parallel to a triangle's side splits ab into lengths of x - 5 and x + 2. the other side, ac, is split into lengths of x and x + 12. what is the length of ac? a) 12 b) 24 c) 36 d)

Suppose you are an avid reader and are looking to save money on the cost of books instead of paying about $20 for each book, you decide to look into purchasing a kindle for $120 you can purchase e-books for about $5 each 1. find the slope-intercept equation for the cost of the hard copy of books using x to represent the number of books 2. find the slope-intercept equation for the cost of the kindle with cost of e-books using x to represent the number of books

What is the mean of the data set 125, 141, 213, 155, 281