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

There are a number of books on a shelf. If one book is the 4th from the left and 6th from the right, how many books are on the shelf?

When I get multiplied by any number, the sum of the figures in the product is always me. What am I?

John’s parents have three sons: Snap, Crackle, and what’s the name of the third son?

Without looking at a calendar, within a minute name, a boy's name using 5 consecutive 1st letters of 5 consecutive months

What is the riddle which can be asked all day with a different correct answer each time.

What has one letter and starts with an E?

What jumps when it walks and sits when it stands?

I can sizzle like bacon,
I am made with an egg,
I have plenty of backbone, but lack a good leg,
I peel layers like onions, but still remain whole,
I can be long, like a flagpole, yet fit in a hole.

How many times can you subtract the number two from the number fifty?