If I remove one from eleven it becomes Ten and if I remove one from nine also becomes Ten. How?

They do not possess flesh or feathers or scales or bone
But still, they are blessed with fingers and thumbs of their own.

I know a nine-letter word having only one vowel.
Do you ?

Known by all without exception, Forever here, for your protection, Sometimes strong, sometimes weak, Right after the night I come - hot and chic. And while millions of miles away, I always get to you, I find my way. No life around could do without me, Can you guess what I might be?

Readers with excellent focus can find three differences between the camping scene pictures in 16 seconds. Can you? Test your eye power now!

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

It comprises roots which nobody sees,
Much taller than those trees,
Up and up it goes,
Still it never grows?

How can you write nineteen in a manner that if we take out one, it becomes twenty?

I’m orange, I wear a green hat and I sound like a parrot. What am I?

Manish has to secure 40% marks to pass his B.tech final exams.
He got just 40 marks and failed by 40-marks.

What is the maximum marks?