Answer:
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1. Number of copies of Math Books sold for one week by a bookstore.
Sunday - 180
Monday -270
Tuesday -250
Wednesday -310
Thursday -420
Friday -220
Saturday - 510
= 2,160
→The number of copies of Math books sold for one week by a bookstore is 2,160
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Explanation:
#Carry On Learning
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Choi Eunbyul<3