I have a clock(12-hour format) and both the needles of the clock overlap at 12:00.
After how much time, they will overlap again?

A man started to town with a fox, a goose, and a sack of corn. He came to a stream which he had to cross in a tiny boat. He could only take one across at a time. He could not leave the fox alone with the goose or the goose alone with the corn. How did he get them all safely over the stream?

A man dies of old age on his 25 birthday. How is this possible?

If 21x = 79x, what is the value of x?

Find The Next Number In The Sequence

30 10 15 13 0 16 -15 ?

How can a man go eight days without sleep?

Why are all black people so quick ?

In the figure, you can see nine stars. What you have to do is connect all of them by using just four line and without lifting your hand i.e. in a continuous flow.

I have a five and a three-gallon jar. Assuming there is an infinite supply of water, how can I measure one-gallon water?

In The 1st month of this year(the year 2013), I noticed that the date 13-1-13 (13 January 2013) is special.

This date is special as:

Date * Month = Year.

Can you figure out which year of this century has a maximum number of such dates?