There are 4 prime numbers between 20 and 40.
'Relatively Prime' simply means that two numbers have no common factors except 1 between each other. For example, two prime numbers would have no common factors between them. i.e., look at 3 and 10. There are no common factors between these 2 numbers.
(10-2)-1 = 7 whole numbers
There are 10 square numbers
10 numbers
Four. The prime numbers between 10 and 21 are 11, 13, 17, and 19.
The Prime numbers between 1 and 10 are 2, 3, 5, and 7.
There are 4 prime numbers between 10 and 20. They are 11, 13, 17, and 19.
Four.
4 of them.
There are 10.
10
There are 4 prime numbers, 2, 3, 5 and 7.
Prime numbers before 10 are 2 3 5 7 So 4
The prime numbers between 0 and 10 are:2, 3, 5, 7.
Four. 2,3,5,7.
There are no prime numbers at all between 10.