Find out a multi-digit number that if multiplied by the number 9 or any of its multiplications products (i.e. 18, 27, 36, 45,..) will result in the multiplication factor repeated (n) number of times.

What occurs twice in a week, once in a year but never in a day?

If in a code language, DISTANCE is written as IDTUBECN and DOCUMENT is written as ODDVNTNE, the how will THURSDAY be coded as in the same language?

Your last good ping-pong ball fell into a narrow metal pipe embedded one foot deep in concrete.
How can you get it out undamaged, if all the tools you have are your tennis paddle, shoe laces, and plastic water bottle, which does not fit into the pipe?

I’m tall when I’m young, and I’m short when I’m old. What am I?

Can anyone tell me a word in the English dictionary which has a silent 'z'?

In this image, you can see three almost identical Doraemon images. Can you spot the odd one out from them?

The more it dries, the wetter it becomes. Can you tell what it is?

A pond had 60 fish, out of which, all but 20 died.
How many fishes are now present in that pond?

Speaking of rivers, a man calls his dog from the opposite side of the river. The dog crosses the river without getting wet, and without using a bridge or boat. How?