Can you find out which number multiplied by itself will give the output as 12345678987654321?

If 5 cats catch 5 mice in 5 minutes, how long will it take one cat to catch a mouse?

A man who was outside in the rain without an umbrella or hat didn’t get a single hair on his head wet. Why?

I am lying and I always lie. Tell me whether I am lying or telling the truth.

There are three boxes on a table. One of the box contains Gold and the other two are empty. A printed message contains in each box. One of the message is true and the other two are lies.

The first box says "The Gold is not here".

The Second box says "The Gold is not here".

The Third box says "The Gold is in the Second box".

Which box has the Gold?

A Club organizes a Running Race, and John, Jacob, Minda, and Tony participated.

The results are as follows

John beats Jacob
Minda beats Toni
Toni beats John

Who came first in the race?

Out of four images which one is the odd one out?

What does the below image rebus riddle means ?

I get hot but I never sweat,
I cook food but I am not a chef,
I have a door but you can't enter me,
I have a light but I am not a lamp.
Who am I?

A mother is 21 years older than her child. In exactly 6 years from now, the mother will be exactly 5 times as old as the child.
Where's the father?