8% equals 3.2. If you add $40 plus $3.2 cents that shopper would of paid $43.2 cents.
Answer:

Step-by-step explanation:

<, > - open circle
≤, ≥ - closed circle
<, ≤ - draw the line to the left
>, ≥ - draw the line to the right
Answer:
54 cups of flour
Step-by-step explanation:
Answer: when you graph it, it opens down so it will have a maximum
Step-by-step explanation:
Answer:
the distance between the two points is √130.
Step-by-step explanation:
a^2 + b^2 = c^2
a^2 = 9^2 = 81
b^2 = 7^2 = 49
c^2 = 81 + 49 = 130
c = √130