450
There are 45 of them.
42 of them.
There are 898 three-digit even numbers. Nine of them are multiples of 55. That leaves 889 * * * * * There are 450 three-digit even numbers and 17 of them are multiples of 55. So that leaves 433.
There are 450 of them.
There are 720 of them.
198 of them.
There are 9*10*9 = 810 such numbers.
5 ans 3
The 3-digit counting numbers are 100 through 999 = 900 numbers.Half them are multiples of 2 (even numbers).The other half are not . . . 450 of them.
There are 450 such numbers.
60 numbers