All the prime numbers less than 20 are 2,3,5,7,11,13,17,19
23 and 29 are the two prime numbers greater than 20 but less than 30.
All those not less than 20.
There are infinitely many whole numbers which are less than 20. Start with 19 and go back, beyond 0, to negative infinity.
The set of prime numbers less than 20 = {2, 3, 5, 7, 11, 13, 17,19}
whole numbers would be 0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20.
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.
Seven of them.
All the prime numbers less than 20 are 2,3,5,7,11,13,17,19
23 and 29 are the two prime numbers greater than 20 but less than 30.
Well, isn't that just a happy little question! The numbers less than or equal to 20 are 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, and 20. Each number is special in its own way, just like every brushstroke on a canvas.
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.
All those not less than 20.
Any number less than or equal to 50 ending either by 0 or 5: 5, 10, 15, 20, 25, 30, 35, 40, 45, 50
3 composite numbers, 21, 22, and 24, are greater than 20 but less than 25.
equal
Twelve numbers exactly are greater than 76 and less than 89.