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

Samuel was out for a walk when it started to rain. He did not have an umbrella and he wasn't wearing a hat. His clothes were soaked, yet not a single hair on his head got wet. How could this happen?

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

During which month do people sleep the least?

My first is in chocolate but not in ham. My second is in cake and also in jam. My third at tea time is easily found. Altogether, this is a friend who is often around. What is it?

I have no life, but I can die. What am I?

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

Why 1729 is a magic number? Answer Logically.

Which Burger Is Different in below image?

I am a white box having no key or lid.
Yet there is a golden treasure inside it.

What Am I?