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

How many letters are in the alphabet?

Count The number of F's in the paragraph below:

"FINISHED FILES ARE THE RESULT OF YEARS OF SCIENTIFIC STUDY COMBINED WITH THE EXPERIENCE OF YEARS"

Can you write down eight eights so that they add up to one thousand?

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

What month of the year has 28 days?

What has to be broken before you can use it?

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?

The Puzzle: A girl, a boy, and a dog start walking down a road.

They start at the same time, from the same point, in the same direction.

The boy walks at 5 km/h, the girl at 6 km/h.

The dog runs from boy to girl and back again with a constant speed of 10 km/h. The dog does not slow down on the turn.
How far does the dog travel in 1 hour?

A new Engineering building containing 100 offices had just been completed. John was hired to paint the numbers 1 to 100 on the doors. How many times will John have to paint the number nine (9)?