Question 644709: I cannot figure out how to set this question up, so please help!
A machine that originally cost $15,600 has a value of $7,500 at the end of 3 years. The same machine has a value of $2,800 at the end of 8 years.
a. Find the average rate of change in value (depreciation) of the machine between its purchase and the end of 3 years.
Please help if you can! Thank you.
Answer by stanbon(75887)   (Show Source):
You can put this solution on YOUR website! A machine that originally cost $15,600 has a value of $7,500 at the end of 3 years. The same machine has a value of $2,800 at the end of 8 years.
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You have 2 points: (0,15,600) and (3,7500) and (8,2800)
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a. Find the average rate of change in value (depreciation) of the machine between its purchase and the end of 3 years.
average = (2800-15,600)/(8-0) = -1600
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Cheers,
Stan H.
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