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OpenStudy (anonymous):
A new automobile is purchased for $20,000. If V = 20,000(0.8)^x give s the car's value after x years, then ABOUT how long will it take for the car to be worth half its purchase price? a) 3 years b) 4 years c) 5 years d) 6 years
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OpenStudy (anonymous):
about 3
OpenStudy (anonymous):
check \[.8^3=.512\] close to one half
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