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Yuliya22
[10]
3 years ago
11
in 1990, the cost of U.S. stamp was 25 cents. In 2010, the cost of U.S. stamp was 44 cents. In 20 years, what was the percent of
increase in cost of stamps?
Mathematics
Answer
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1
answer:
Drupady
[299]
3 years ago
5
0
Answer:
8
Step-by-step explanation:
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