Do You Know that:
- Letters a, b, c & d do not appear anywhere in the spellings of 1 to 99
(Letter “d†comes for the first time in Hundred). - Letters a, b & c do not appear anywhere in the spellings of 1 to 999
(Letter “a†comes for the first time in Thousand). - Letters b & c do not appear anywhere in the spellings of 1 to 999,999,999
(Letter “b†comes for the first time in Billion). - Letter c does not appear anywhere in the spellings of entire English Counting.