As a whole I am both
safe and secure.

Behead me and I become
a place of meeting.

Behead me again and I am
the partner of ready.

Restore me, and I become
the domain of beasts.

What am I?

Until it is measured, not known. Yet how you miss it when it has gone. What is it?

Place a mathematical symbol between the numerals 5 and 9 in such a way that the resulting number is greater than 5 but smaller than 9.

What is the relationship between these matchstick pictures below?

Can you find the missing letter in the sequence?
S - T - I - L - ? - T - F - Y - C

There was a minor accident with a doctor's son but the doctor noticed no major injury. After the treatment, the father of that doctors son is sitting with the son of the doctor without the doctor being in the room.

How can this be possible?

If eleven plus two equals one, what does nine plus five equal?

Do you know who was buried in John's tomb?

Can you solve the below tricky visual equation?

A man is found dead with a knife in his back When the investigation is done. A chair lays beside him and the forensic team finds moisture around the body.

If he committed suicide, how did he do it?