The prime numbers that are greater than 80 and less than 100 are 83, 89, and 97.
24 of them.
One: 97
There are 24. 3,5,7,11,13,17,19,23,29,31,37,41,43,47,53,59,61,67,71,73,79,83,89,97
23 29.
There are infinitely many prime numbers which are greater than 30.
Two. 23 and 29.
Three: 41 43 47.
83 89 97.
Two: 23 29
41 43 47.
Two: 53 and 59