Zhang thinks that the value of a baseball card can be modeled by exponential decay and that the value will decrease at a rate of 0.2% each year. The card was originally valued at $250 in 2007. What would Zhang expect the card to be in 2018? Round the value of the card to the nearest cent. Show all work

Question

Jaylyn Parker

16 October, 03:22

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Answers (1)

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Justin Walsh · Answer 1

The correct answer would be

$249.45

2018 - 2007 = 11

11 x 0.2% = 0.22%

0.22% of 250 = 0.55

250 - 0.55 = 249.45

$249.45