What will you call your mother's brother's brother-in-law?

Can you place three balls such that the equation shown in the picture holds true?

Can you spot the man between the coffee bean in the picture below ?

Three ants are going up a hill, one behind the other. The last ant then says to the other ants, 'There is an ant behind me!'' How come?

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

Which Burger Is Different in below image?

How many sides does a circle have?

What is so fragile that saying its name breaks it?

John was working on a Chemical Mixture whose weight comprise 90% liquid and 10% solid. The total weight of the mixture is 20 pounds. After a while, John noticed that some of the liquid evaporated and now the liquid comprises just 50% of the weight.

What is the weight of the chemical mixture now?

I organized a small get together at my home.
In the party , i have a barrel with some whiskey in it.

Suddenly Guest 1 say 'I bet this barrel of whiskey is more than half full'.
'No, it's less than half full' Guest 2 replied.

I don't have any measuring instrument and without removing whiskey from it , how can i determine which of the guest is right ?