I possess a head

I flaunt a tail

But I don't have mouth or legs

Can you find out who I am?

If 1+9+8=1, what is 2+8+9?

Which English verb becomes past tense just by rearranging the letters?

Imagine a box with two cogwheels, one big with 24 teeth and one small with 8 teeth. The big one is firmly attached to the center of the box which means it does not turn or move while the small one rotates around the big one.

How many times do you think that the smaller wheel will turn compared to the box when it turns once around the big one?

It is raining today at 11:59 am. What is the probability of sunny weather after 72 hours?

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

Find the next number in the series

12, 20, 40, 72, 116, 172 ?

Find the missing number in the image below.

Can you find the thief by just looking at the picture below?

The captain of a ship is telling you an interesting story and then poses a question. He says, “I have travelled the oceans far and wide. One time, two of my sailors were standing on opposite sides of the ship. One was looking west and the other one east. And at the same time, they could see each other clearly. Can you tell me how that was possible?”