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Neporo4naja [7]
3 years ago
10

3. Mary bought a pair of speakers for $400. The following year, her friend bought the same speakers for $310.

Mathematics
1 answer:
anyanavicka [17]3 years ago
7 0

Answer:

c

Step-by-step explanation:

take 400 multiply by 77.5% = 310

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For this question you can say: 
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