What is both possible and impossible at the same time?

If a wheel has 54 spokes, how many spaces are there between the spokes?

Today, I celebrated my 32nd birthday but I was born in 1972.
How is this possible?

You have two buckets - one holds exactly 5 gallons and the other 3 gallons. How can you measure 4 gallons of water into the 5 gallon bucket?

(Assume you have an unlimited supply of water and that there are no measurement markings of any kind on the buckets.)

If a boy blows 18 bubbles,
Then pops 6 eats 7 and then
He pops 5 and blows 1.
How many are left?

If you drop me I’m sure to crack, but give me a smile and I’ll always smile back. What am I?

There is a square piece of paper with a hole that is denoted by the circle on the top right side in the given picture. You have to cut the paper in a manner that it forms two and only two separate pieces of paper and then rearrange the pieces in a manner that the holes come in the centre of the paper.

Two batsman each on 94 runs. Seven runs needed to win in last 3 balls. Both make 100*. How?

I am a five-letter word under you,
Remove the first letter and I am above you,
Remove the second as well and I am around you.

Who am I?

It has a long neck, A name of a bird, Feeds on cargo of ships, It's not alive,

What is it?