You need to move three matchsticks to form three squares. Can you do it?

You can find some missing letters in the picture. By placing two particular letters in the spaces, you can form a nine lettered word beginning from one of the corners and going clockwise direction to the middle. Can you find out the letters and the word?

Which of the following words don't belong in the group and why?
CORSET, COSTER, SECTOR, ESCORT, COURTS

There's one "sport" in which neither the spectators nor the participants know the score or the leader until the contest ends.

What is it?

1 + 9 + 8 = ?
considering, 28 + 8 + 92 = 10

I am white when I am dirty, and black when I am clean. What am I?

It walks on 4 when its young, walks on 2 when it's older, and walks on 3 when its very old?

Astrology starts with the alphabet A, Biology starts with B, Psychology with P and Limnology with L.

Can you find an "ology" that begins with a P?

What happened when the wheel was invented?

I am a five-letter word and comprises two different vowels and three same consonants. I am so strong that I can spoil your entire work.

Can you find out who am I?