An express train takes 3 seconds to enter the tunnel which is 1 km long.
If it is travelling at 120 km an hour, how long will it take to pass completely through the tunnel?

This puzzle is for Harry Potter fans. Do you know why Tom Riddle is called Lord Voldemort?

Nine marbles are arranged in the image below. Can you slide two marbles to form a square?

Can you count the number of triangles inside a triangle?

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?

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

I taste better than I can smell. Who am I?

Which of the following words don't belong in the group and why?
CORSET, COSTER, SECTOR, ESCORT, COURTS

It is a nine-letter word.
The exact opposite of the phrase "friendly and outgoing"
It contains the word "over".
It starts will a vowel.

What is it?

What does this rebus photo means?