There are 22 numbers (multiples of 4, the smallest number is 4 and the largest number is 88, 4 x 22).
10
There are 90 such numbers.
There are 90 palindromic numbers between 100 and 1000
70 and 90
There are an infinite list of different numbers, but only 90 of them are integers (whole numbers).
There are 16 numbers
There are infinitely many numbers between 90 and 100. For example, 90.00000000001 90.000000000013 90.000000000014 90.0000000000141 90.0000000000142 and so on and on and on.
There is one prime number between 90 and 100. It is 97.
Two.
Infinitely many. For example, partway between 75 and 100 is 90 partway between 90 and 100 is 95 partway between 90 and 95 is 94 partway between 94 and 95 is 94.5 partway between 94 and 94.5 is 94.001 partway between 94 and 94.001 is 94.0005 and so on. And between any of these pairs of numbers are infinitely many numbers.
90
90.
There are three. 97,101,103