Your mother’s brother’s only brother-in-law is asleep on your couch. Who is asleep on your couch?

An infinite number of mathematicians are standing behind a bar. The first asks the barman for half a pint of beer, the second for a quarter pint, the third an eighth, and so on. How many pints of beer will the barman need to fulfill all mathematicians' wishes?

Can you count the number of triangles in the given figure?

You are given four results as below:
1111 = F
2222 = E
3333 = T
Then, can you find out how to code 4444?

Can you find out the missing number?

? 4 5 3 5

9 5 7 10 3

What work can one never finish?

How do you go from 98 to 720 using just one letter?

Find the next number in the sequence

5 12 24 36 ?

Can you count the number of quadrilaterals in the picture below?

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 ?