Always in you, Sometimes on you;

If I surround you, I can kill you.

What am I?

Can you find out the total number of triangles in the given figure?

What does this below rebus puzzle mean?

John was drowned by he was not wet. How?

There are three light switches outside a room. One of the switches is connected to a light bulb inside the room.
Each of the three switches can be either 'ON' or 'OFF'.

You are allowed to set each switch the way you want it and then enter the room(note: you can enter the room only once)

Your task is to then determine which switch controls the bulb?

How many times in a given day, minutes and hour clock comes in a straight line ?

In the addition below, all digits have been replaced by letters. Equal letters represent equal digits and different letters represent different digits.
ABCABA
BBDCAA
ABEABB
ABDBAA
------- +
AAFGBDH
What does the complete addition look like in digits?

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?

I have no doors but I have keys, I have no rooms but I have space, you can enter but you can’t leave! What am I?

My cousin lives in one story house in Antarctica. His house is made the of-of sandstone. what is the color of stairs?