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Q: How many composite numbers between 20 and 30?

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There are eleven of them including 20

The composite numbers between 10 and 20 are 12, 14, 15, 16 and 18.

The composite numbers that are between 1 and 20 inclusive are: 4 6 8 9 10 12 14 15 16 18 20 This is a total of eleven composite numbers equal to 20 and below.

12,14,15,16, and 18

There are 7 composite numbers from 10 to 20 (including the boundaries):10, 12, 14, 15, 16, 18 and 20

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There are 3 composite numbers between 20 and 25. They are 21, 22, and 24.

There are eleven of them including 20

10,12,14,15,16,18,20

Not all numbers between 20 and 28 are composite numbers. 23 is a prime number.

The composite numbers between 10 and 20 are 12, 14, 15, 16 and 18.

The composite numbers that are between 1 and 20 inclusive are: 4 6 8 9 10 12 14 15 16 18 20 This is a total of eleven composite numbers equal to 20 and below.

The composite numbers between 20 and 25 are 21, 22, and 24. 23 is the only prime number between 20 and 25.

11 composite 8 prime 1 neither

The composite numbers between 20 and 30 are: 20 21 22 24 25 26 27 28 30

The composite numbers between 20 and 30 are 21, 22, 24, 25, 26, 27, and 28.

The composite numbers that are between 1 and 20 inclusive are: 4 6 8 9 10 12 14 15 16 18 20 This is a total of eleven composite numbers equal to 20 and below.

Composite numbers between 6 and 20 are 8, 9, 10, 12, 14, 15, 16, and 18.

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