Composite numbers less than 20 are 4, 6, 8, 9, 10, 12, 14, 15, 16 and 18.
Composite numbers greater than 20 and less than 30 are 21, 22, 24, 25, 26, 27, 28.
18 and 20
there are 4. 11,13,17,19
All of them except for 23 which is a prime number
3 composite numbers, 21, 22, and 24, are greater than 20 but less than 25.
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 less than 20 are: 4, 6, 8, 9, 10, 12, 14, 15, 16, 18
9 and 15 are the only two odd composite numbers less than twenty.
Composite numbers less than 20 are 4, 6, 8, 9, 10, 12, 14, 15, 16 and 18.
Composite numbers greater than 20 and less than 30 are 21, 22, 24, 25, 26, 27, 28.
There are 7 composite numbers greater than 20 and less than 30:21, 22, 24, 25, 26, 27, 28
24
15 and 9 are both odd, composite numbers less than 20.
Three of them.
9 and 15
2