Step-by-step explanation:
count the slope, 5 up in 2.5 horizontal steps, slope = 5/2.5 or 2
x intercept is on the graph, 2.5
y intercept is also on the graph, -5
Well the answer of how many printers does the store sell is 16
so it would be 2 8 16
71% of 40 is 28.4
Divide 28.4 by 40:

Change the decimal to a percentage by multiplying by 100:
Where is the diagram? How do we answer without it?
Exponential decay is the answer