There are ten: 101, 111, 121, 131, 141, 151, 161, 171, 181, 191.
10 - 101,111,121, ...
There are ten such numbers.
201
101, 111, 121, 131, 141, 151, 161, 171, 181 and 191.
There are 10 palindromes between 200 and 300. These are: 202, 212, 222, 232, 242, 252, 262, 272, 282, and 292. Each of these numbers reads the same forwards and backwards.
10 - 101,111,121, ...
There are ten such numbers.
10
201
101, 131, 151, 181, 191 Five of them.
101, 111, 121, 131, 141, 151, 161, 171, 181 and 191.
101, 111, 121, 131, 141, 151, 161, 171, 181, 191
44 of them. 8 in the range 2-9 9 in the range 10-99 10 each in 100-199 and 200-299 and 7 in the range 300-364
There are 21 prime numbers between 100-200.
99 of them. Each and every one of the numbers between 100 and 200 is a multiple of itself and 1.
50
10