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OpenStudy (anonymous):
which formula would I have to use on this problem, out of arithmetic sequence, arithmetic series, geometric sequence, or geometric series. A major US city reports a 12% increase in decoration sales during the yearly holiday season. If decoration sales were 8 million in 1998, how much did the city report in total decoration sales by the end of 2004?
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OpenStudy (anonymous):
Geometric series.
OpenStudy (tkhunny):
Are you adding anything? Yes - Series No - Sequence Does it Increase/Decrease by a Constant Amount? Yes - Arithmetic No - Keep Looking. Does it Increase/Decrease by a Constant Ratio? Yes - Geometric No - Keep Looking.
OpenStudy (tkhunny):
What did you conclude?
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