The question would be SO much easier to answer if we could
SEE the graphed function, or even just its equation.
7/10 is the rational number :)
Answer:
B
Step-by-step explanation:
The decrease is 8.7%
Step-by-step explanation:
Old price = $23000
New price = $21000
Difference = New price - Old price
Difference = 21000 - 23000 = -2000
The negative sign indicates the decrease.

Rounding off to nearest tenth;
Percent decrease = 8.7%
The decrease is 8.7%
Keywords: difference, percentage
Learn more about percentages at:
#LearnwithBrainly