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OpenStudy (anonymous):
what is the percent of decrease on an item that went from $25 to $20?
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OpenStudy (anonymous):
20 / 25 = 0.8 So 20 is 80% of 25. Therefore the percentage decrease it (100 - 80) percent, i.e. 20%.
OpenStudy (anonymous):
decrease=5... decrease %=20%
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