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.
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.
The set of prime numbers less than 20 = {2, 3, 5, 7, 11, 13, 17,19}
There are infinitely many whole numbers which are less than 20. Start with 19 and go back, beyond 0, to negative infinity.
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.
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.
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.
Any number less than or equal to 50 ending either by 0 or 5: 5, 10, 15, 20, 25, 30, 35, 40, 45, 50
All those not less than 20.
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.