Q: A craft store makes a third of its sales in the fabric section, a quarter of its sales in the jewelry section, and the rest in the stationery section. They made 36 sales today. How many sales were in the stationery section?
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A: The craft store made 36 / 3 = <<36/3=12>>12 sales in the fabric section.
It made 36 / 4 = <<36/4=9>>9 sales in the jewelry section.
Thus, there were 36 - 12 - 9 = <<36-12-9=15>>15 sales in the stationery section. The answer is  15.
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