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Answer: 4 1/2 or 4.5 cups

Step-by-step explanation: 3 x 1 1/2 = 3 3/2 = 4 1/2 or 4.5.

Answer:

4 1/2 cups

Step-by-step explanation:

If one batch takes 1 1/2 cups of sugar, and you want 3 batches, you would multiply 1 1/2 by 3. 1 x 3 = 3, and 1/2 x 3 = 3/2. 3/2 can be simplified to 1 1/2, and 1 1/2 + 3 = 4 1/2.