Can you solve below mathematical equation?

2^1234 - 2^1233

John named his first son Alpha, second Beta, third Charlie and fourth Delta. What is the fifth son's name?

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 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 ?

Alex opened 24 presents
Jonah opened 8 presents
Clara opened 1 present

Can you find out how many presents were opened by Candy?

How will you measure 15 minutes using two hourglasses of 7 minutes and 11 minutes respectively?

What building has the most stories?

Can you divide numbers from 1 to 9 (1 2 3 4 5 6 7 8 9) into two groups so that the sum of the numbers of each group is equal?

Note: 9 cannot be turned over to make it 6.

A blonde put eyeliner on her head. Why?

When I got four, I have it none.
When I got two, I have it some.
When I got none, I have it all.

What is it?