There are 11 of them: 9, 18, 27, 36, 45, 54, 63, 72, 81, 90, 99.
There are 30 multiples of 30 between 100 and 999.
There are 30 multiples of 30 that fall between 100 and 1,000.
They are all multiples of 1.
They are: 72 78 84 90 and 96 which makes five of them
100 of them.
14
498
14
110.
Nine
11
297