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?

In the image given, you can find several triangles. Can you count them all?

I have a mouth but I don't eat.
I have a bank but have no money.
I have a bed but i dont sleep.
I wave but have no hands.

Who Am I ?

If you drop a 15 kg iron bar and a 5 kg bag of cotton from a height of 50 meters which will reach the ground first?

I am soft and cuddly that soothe your heart. But, If you pick my last name I am going to tear you all apart. Who am I?

Always in you, Sometimes on you;

If I surround you, I can kill you.

What am I?

It has a long neck, A name of a bird, Feeds on cargo of ships, It's not alive,

What is it?

You are confined in a room and given two metal rods. Out of these two rods, one is magnet and the other is the iron rod. They look starkly similar. You don't have any other metal object in the room.

How will you decide which one of those is magnet?

Using Only Five 5's and any mathematical operator make sum as 37

A man says, "Brothers and sisters, have I none, but that man's father is my father's son." Who is that man?