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 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.
There are 3 composite numbers between 20 and 25. They are 21, 22, and 24.
The composite numbers up to 20 are 4,6,8,9,12,14,15,16,18 and 20.
There are 7 composite numbers from 10 to 20 (including the boundaries):10, 12, 14, 15, 16, 18 and 20
There are eleven of them including 20
3 composite numbers, 21, 22, and 24, are greater than 20 but less than 25.
Not all numbers between 20 and 28 are composite numbers. 23 is a prime number.
10,12,14,15,16,18,20
20,21,22,24,25,26,27,28,30
11 composite 8 prime 1 neither
Three of them.