Find the measures of all angles formed by line a parallel to line b with traversal m, if: one angle is 25° bigger than another

How do you determine whether a relationship represented as as graph is linear or nonlinear

Kayla made observations about the sellin price of a new brand of coffee that sold in the three different sized bags she recorded those observations in the following table 6 is $2.10 8 is $2.80 and 16 is to $5.60 use the relationship to predict the cost of a 20oz bag of coffee.

What is the solution for 6 - 7/8? explain the steps.