Final answer:
To determine how many black, large sweatshirts to purchase, calculate 40% of the total number of sweatshirts, which equals 40.
Step-by-step explanation:
To determine how many black, large sweatshirts to purchase, we need to calculate 40% of the total number of sweatshirts. Since 40% of 100 is 40, you should purchase 40 black, large sweatshirts.
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