-120 should be the correct answer.

Answer:
The rate of change is 1/2
Step-by-step explanation:
Formula:
y-y/x-x
The two points i chose were (-1,1) and (1,1)
You plug them in:
1-0/ 1 - (-1)
leaving you with 1/2
Answer:
no.1 f(x)<03)<0then f(x)<0
Answer:
$525.55
Step-by-step explanation:
Let x be the discounted rate.
Given.
Price of the diamond ring is $571.25.
And discount is 8%.
8% price of the diamond ring is.
8% of the price of the diamond ring = 
8% of the price of the diamond ring = 
8% of the price of the diamond ring = 
Discounted rate = Price of the diamond - 8% of the price of the diamond ring
Discounted rate = 
Discounted rate = 
The discounted rate of the diamond ring is $525.55
Answer:
60%
Step-by-step explanation:
18 divided by 30 is 0.6, and then just move the decimal two to the right and you have 60.