A convention is held where all the big logicians are summoned. The master places a band on everyone's forehead. Now all of them can see others bands but can't see his own. Then they are told that there are different colours of bands. All the logicians sit in circle and they are further explained that a bell will ring at regular intervals. The moment when a logician knew the colour of band on his forehead, he will leave at the next bell. If anyone leaves at the wrong bell, he will be disqualified.

The master assures the logicians that the puzzle will not be impossible for anyone of them. How will the logicians manage ?

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

What does below pictogram mean?

If you toss a coin 10 times and it lands heads up every time, what are the chances it will land heads up if you toss it again?

Find The Missing Number In the Sequence.
6 25 64 ? 32 1

Twice ten are six of us,

Six are but three of us,

Nine are but four of us;

What can we possibly be?

Would you know more of us?

Twelve are but six of us,

Five are but four, do you see?

What are we?

Three ants are going up a hill, one behind the other. The last ant then says to the other ants, 'There is an ant behind me!'' How come?

One is to three as three is to five and five is to four and four is the magic number.
What is the pattern?

If I remove one from eleven it becomes Ten and if I remove one from nine also becomes Ten. How?

Jack was having a candle light dinner with his girlfriend. Suddenly a cold gush of wind entered through the open window and three of the ten candles were extinguished. Assuming that none of the other candles were extinguished.

How many candles are they left with in the end ?