If a cup is a regular sized cup that is 2 deciliters, and 1 liter equals 10 deciliters, that means that 1 liter = 5 cups, which means that 3 liters = 15 cups. If it is a cup that has 0.33 dl, then the correct number would be 9 cups.
Pretty sure the answer is A
Answer:

Step-by-step explanation:
<u>Step 1: Find the square root of 81</u>
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Answer: 