For integers, 2 through 49.
There are 15 composite numbers greater than 50 but less than 70
The prime numbers that are greater than 31 but less than 50 are: 37, 41, 43 and 47.
51-99
There are 18.
The prime numbers between 40 and 50 are 41, 43, and 47.
53 59 61.
39.8
41, 43, and 47.
49
41 43 47.
24
14