Riddles about letters

trickywho am I

I am first in Earth, second in Heaven, I appear two times in a week. You can only see me once in a year, although I'm in the middle of sea. Who am I?
Answer is E The asnwer is E. As In spelling of Earth E comes first, in Heaven it comes second, in week it comes twice, in a year it comes once and finally in spelling of sea E stands in middle of the spelling.
70.49 %
754 votes
logicwhat am I

Alone I am 24th, with a friend I am 20. Another friend and I am unclean. What am I?
The letter 'X'. It is the 24th letter of the alphabet, XX in Roman numerals is 20, and XXX is a label for movies that are very inappropriate (unclean).
63.18 %
181 votes