Interesting but true

This is interesting..... A friend forwarded this to me and I tried it! How amazing and it is TRUE!!! Please try it yourself.

Letters "a", "b", "c" , "d" do appear anywhere in the spelllings of 1 to 99, (Letter 'd" comes form the time in Hundred)

Letters "a", "b", "c" do appear anywhere in the spelllings 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)

and

Letter "c" does not appear anywhere in the spellings of entire English counting.

Just Try.................. except C..... for.... CASH!!!