What you cannot hold but it is yours?

After teaching his class all about Roman numerals (X = 10, IX=9 and so on) the teacher asked his class to draw a single continuous line and turn IX into 6. The teacher's only stipulation was that the pen could not be lifted from the paper until the line was complete.

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 ?

Can you name any English verb that becomes its past tense by simply rearranging the alphabets ?

You need to arrange three 7 and mathematical symbols to form number 1?

The first two letters signify a male, the first three letters signify a female, the first four letters signify a great, while the entire world signifies a great woman. What is the word?

Find the next number in the series below

21 32 54 87 131 ?

A Doctor always sneezes before the rain. Doctor sneezes, Will it rain?

Move four matchsticks to the below square to form three squares?

Can anyone tell me a word in the English dictionary which has a silent 'z'?