Find the Average Rate of Change Illustrated in the Graph

Multiple Choice

Find the average rate of change illustrated in the graph.
-A school has just purchased new computer equipment for $16,000.00. The graph shows the 259) depreciation of the equipment over 5 years. The point (0, 16,000) represents the purchase price and
The point (5, 0) represents when the equipment will be replaced. Find and interpret the average rate
Of change in cost per year.

A) $3200 per year; the value of the equipment increases by $3200 per year during these years.
B) - $3200 per year; the value of the equipment decreases by $3200 per year during these years.
C) -$16,000 per year; the value of the equipment decreases by $16,000 per year during these years.
D) -$9600 per year; the value of the equipment decreases by $9600 per year during these years.