== == == == That looks like 5 to me.
Add 41, 42, 43, 45, 46, 47, 48, 49 and it looks more like 13.
== ==
30 of them.
19.
The answer is 138
450 whole numbers.
There are 175 such numbers.
There are 900 three-digit whole numbers between 1 and 1000
There are 90 two-digit whole numbers between 1 and 100.
138 of them.
30 of them.
There are only 999 three digit whole numbers.
19 of them do.
19.
The answer is 138
450 whole numbers.
There are 156 such numbers.
There are 175 such numbers.
There are 195 such numbers.