Why Aeroplane windows are round?

Keyboard words are not in alphabetical order, Why?

What is common among 11, 69, and 88?

I am a normal creature, but I have five hands. I can even have more but even then I will be considered normal.

Who am I?

I have four wings but can't fly.
I express no emotions.
I am found on the exact spot every time you look.
I keep toiling away with a little sound.

Do you know what am I?

It is deaf, Dumb and Blind!!!

Still, always tells the truth. What is it?

He loves to dance, twist and prance, he shakes his tail, and as a way he sails, wingless he flies into the sky. What is he?

A Child was born in Lahore, Pakistan. Still, the child is not a Pakistani citizen. why?

Which alphabet letter is a question?

A man died and leaves Rs.10,000 in his will. There are 6 beneficiaries- his 3 sons and their wives. The 3 wives receive Rs.3960 of which Priyanka gets Rs.100 more than Tanu and Neha gets Rs.100 more than Priyanka.
Pramod gets twice as much as his wife, Tushar gets the same as his wife, and Prashant gets 50% more than his wife.

Who is married to whom?