Multiple Choice
Suppose an electronic games manufacturer producing a new product estimates the annual sales to be 4,000 units. Each year 20% of the units that have been sold will become inoperative. So, 4,000 units will be in use after 1 year, units will be in use after 2 years, and so on. How many units will be in use after n years?
A) units
B) units
C) units
D) units
E) units
Correct Answer:

Verified
Correct Answer:
Verified
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