Answer:
The answer is

Step-by-step explanation:
We have the points (2000,91) and (5000,82)
Then

She purchased more than 2, but less than 8 items.
Answer:
30%
Step-by-step explanation:
percentage = (discount/total amount)*100
= (8.40/28)*100=30%
Answer:
4 units.
Step-by-step explanation:
As its a tangent to the y axis the radius is 0 - (-4) = 4 units.