What comes
Once in a Year
Twice in a Month
4 times in a Week
6 times in a Day

Write the next letter in this sequence.
O, T, T, F, F, S, S, E, __
**Hint: It is a Number Series Puzzle

There are three boxes. One is labeled "APPLES" another is labeled "ORANGES". The last one is labeled "APPLES AND ORANGES". You know that each is labeled incorrectly. You may ask me to pick one fruit from one box which you choose.

How can you label the boxes correctly?

A chess tournament is taking place on knock-out terms (the one who loses the match is out of the game).
(a) If 10 matches are played in total, how many players participated?
(b) If 20 players took part in the tournament, how many matches were played?

I am the beginning of everything, the end of everywhere. I'm the beginning of eternity, the end of time and space. What am I?

You have four chains. Each chain has three links in it. Although it is difficult to cut the links, you wish to make a single loop with all 12 links. What is the fewest number of cuts you must make to accomplish this task?

You may enter, but you may not come in. I have space, but no room. I have keys, but open no lock. What am I?

How can you tell a raw egg from a hard-boiled egg?

How many words can a quill made with the feather of a pigeon write with a 100ml bottle of black ink?

What does the following represent?

N N N N N N N

A A A A A A A

C C C C C C C