Answer:
C
Step-by-step explanation:
A function means that a graph cannot have repeating x values, so to test if something is a function we do the horizontal line test. You simply draw a vertical line and if the graph touches it twice it is not a function.
<span>468 3/4 divided by 6 1/4 = 75 sections</span>
I don't understand the question
(7 cm)*(10 cm) = 70 cm^2
The area is the product of length and width.
If there is 10% of $18 = 18 x 0.9 (1 - 0.1) = $16.20
Therefore the pie costs $16.20
He is saving 18 - 16.20 = $1.80