What you cannot hold but it is yours?

Where do you go to learn how to make ice cream?

Can you count the number of squares in the figure below?

What word is pronounced the same if you take away four of its five letters?

Below is the sum of symbols in each row and column in the figure. Analyzing the figure, can you find out the value of the symbols?

There are people and strange monkeys on this island, and you can not tell who is who (Edit: until you understand what they said - see below). They speak either only the truth or only lies.
Who are the following two guys?
A: B is a lying monkey. I am human.
B: A is telling the truth.

Akbar called Birbal and asked him to draw a line on the floor. He asked Birbal to make that line smaller without erasing it. Birbal smiled and did it before Akbar could blink his eyes.

How did he managed to do it?

Sachin bought a car with a strange 5 digit numbered plate.The water image of the number is 78633 more than my car number. All the digits of car number are distinct.

What is the original number on number plate?

A pond had 60 fish, out of which, all but 20 died.
How many fishes are now present in that pond?

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