You'll want to start by labeling the points at (1,2.3) and at (6,6.8) which is the first pairs that you are given. You'll want to find use the formula to find the rise and the run which I'll give
(6.8-2.3)/(6-1) which is 4.5/5 which is 0.9
So for each week you'll make a total of 0.9 million dollars.
Answer: Well it does depend on how much she gets per week, but whatever the amount she gets per week just times the number she gets per week by 7 and you should get the right answer.