Answer:
C is the correct option.
Step-by-step explanation:
We have been given that
stock XYZ opened at $6.12 and it closed at $6.88 and we have find the rate of change of stock.
Change in the value =| Initial - final |
Change in the value = |6.12-6.88|
Change in the value = 0.76
Hence, the rate of change of stock is given by

C is the correct option.
Answer:
D.
Step-by-step explanation:
The number which multiplies x is the slope of the graph so 13x becoming 3x means the slope of the graph will change.
20 beacause 120 divided by 6 equals 20 so 60x20=120