Advanced MathEasy–MediumCar value after one year of depreciation
Advanced Math practice question
The value V, in dollars, of a car t years after purchase is modelled by V(t) = 20,000(0.8)ᵗ. What is the value of V(1)?
Answer: 16000
20,000 × 0.8 = 16,000.
Common wrong answers
- If you answered 4000
- 4000 is the loss in value, not the remaining value.
- If you answered 12800
- 12800 is V(2).
- If you answered 20000
- 20000 is V(0).
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