Here are some possible arrays for modeling a rectangular quilt with 24 paper squares.
1. Array 1:
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Equation: 3 x 4 = 12
2. Array 2:
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Equation: 4 x 4 = 16
3. Array 3:
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Equation: 6 x 3 = 18
4. Array 4:
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Equation: 5 x 4 = 20
5. Array 5:
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Equation: 5 x 3 = 15
6. Array 6:
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Equation: 8 x 3 = 24
Note: These are just a few examples of possible arrays. There could be many more combinations based on different dimensions and arrangements of the squares.