Depending on how you look at it, there are either 99 or 100 whole numbers up to 100. If you mean up to and including 100, then the answer is 100 whole numbers, if not, then the answer is 99 whole numbers.
1200
98
There are 75 whole numbers from 100 to 999 that are divisible by both three and four.
99
With whole numbers, there are five ways.
51
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All numbers from 1 to 100 which are whole numbers are integers
98
20
None.
100
There are 75 whole numbers from 100 to 999 that are divisible by both three and four.
Twenty of them including 80 and 100
99
With whole numbers, there are five ways.
Three.
101