A car was bought for $7000. Assume that the trade-in value of the car deceases by 20% each year. Let yn be the trade-in value of the car at the end of year n. After four years, what is the approximate trade-in value for the car?
A. $2245
B. $1400
C. $1120
D. $2867
E. none of these
Answer: D
Mathematics
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