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 ?

On a magical land of Mexico , all the animal in the land are rational.

There are 10 tigers and one goat.
Tiger can eat goat but since it's a magical land , the tiger who eats the goat , turns into goat and then can be eaten by the remaining tiger(s).

If we leave them for some time then how many goat and tiger will be there , when we come back ?

Pronounced as 1 letter, And written with 3, 2 letters there are, and 2 only in me. I’m double, I’m single, I’m black blue and grey, I’m read from both ends, and the same either way. What am I?

I have branches, but no fruit, trunk or leaves. What am I?

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

What has no start, end, or centre?

The chance of Mr John winning the lottery is 10%. All participants lined up and Mr John is 4th in the row. The first three participants lose the lottery.

What is the chance of Mr John now?

You knock a Table over in the library, and suddenly 20 eyes are looking at you.

Analyze and find the missing item in the sequence:
16, 06, 68, 88, __, 98

Double it and multiply it by 4. Then divide it by 8 and you’ll have it once more. What number is it?