A mules travels the same distance daily.
I noticed that two of his legs travels 10km and the remaining two travels 12km.
Obviously two mules legs cannot be a 2km ahead of the other 2.

The mules is perfectly normal. So how come this be true ?

A man says, "Brothers and sisters, have I none, but that man's father is my father's son." Who is that man?

I am the largest in my family of fifty.
The youngest of our family lives separately from the rest of the family and so do I.
I am regarded as harsh and tough.
I am so large, you cut me in two equal halves,
each half would still be larger than the second largest member of the family.
Who am I?

What is the fastest way to double your money?

It's pretty hard to give up.
If you remove a part of it, you will be left with a bit.
Even if you remove another part, the bit still remains.
Remove one more and it still remains.

What is it?

What does an Island and the letter T have in common?

What does it mean?

No matter how little or how much you use me, you change me every month. What am I?

What kind of band never plays music?

You need to move three matchsticks to form three squares. Can you do it?