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

If an electric train is travelling south, then which way is the smoke going?

1 rabbit saw 9 elephants while going to the river. Every elephant saw 3 monkeys going toward the river. Each monkey had 1 parrot in each hand. How many animals are going towards the river?

John enters a small room. The Door Closes.
When the door opens, John is in a larger room.

Explain?

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

Give it food and it will live; give it water and it will die.

How many letters are in the alphabet?

I am a seven-letter word but if you remove four of my letters I will have one left. What word am I?

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?

What has six faces, but does not wear makeup, has twenty-one eyes, but cannot see?