I look at you, you look at me I raise my right, you raise your left. What am I?

I have one of the three numbers: 1, 2, or 3 in my mind. I speak only truth. You can ask me just one question for which I will only reply in yes or no or don't know. What question will you ask from me so that you are able to know the number?

You can hear me, but you can't touch or see me.

What am I?

Count the number of triangles in the given picture.

In a town, there are over 100 flats.
Flat-1 is named first flat.
Flat-2 is named second flat.
Flat-3 is named third flat.

A visitors 'Victor' decides to walk through all the flats, he finds all the flats except flat-62.
Victor later founds that the local of the town have given it another name.

What is the name of the Flat?

Railroad Crossing, look out for the cars. Can you spell that, without any R's ?

The more it dries, the wetter it becomes. Can you tell what it is?

John was drowned by he was not wet. How?

What number does the below three word/phrase identify and why?
1. Deck
2. Year
3. Singing in the Rain

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?