I have an eye but still cannot see.

Who am I?

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

John was going on a jungle trip. He asked his wife to pack something to eat, something to drink and something to burn if he feels cold in the jungle. When John opens the backpack he found just one thing in the bag. What was it?

While going to your grandmother's house, you counted Twenty houses on the right side. While returning back to your home, you counted Twenty houses on the left side.

How many houses are there between your home and your grandmother's home?

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?

If 5 cats catch 5 mice in 5 minutes, how long will it take one cat to catch a mouse?

You knock a Table over in the library, and suddenly 20 eyes are looking at you.

I am a type of vehicle that has two wheels and is powered by humans. What am I?
Hint 1: You can ride me for exercise.
Hint 2: I am environment-friendly.

The first two letters signify a male, the first three letters signify a female, the first four letters signify a great, while the entire world signifies a great woman. What is the word?

I am weightless, but you can see me. Put me in a bucket, and I'll make it lighter. What am I?