Spot the cat in the picture below

Before Mount Everest was discovered, what was the highest mountain in the world?

There are are five things wrong with this sentence; only geniuses will be able to to spot all of the mitstakes

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?

Sherlock Holmes was challenged to make a pre-drawn line smaller without erasing it. He did it in fractions of seconds. How?

I am an odd number. Take away a letter and I become even. What number am I?

Name the three-letter word that can complete the below words:

A) L O _ _ _ E
B) E D U _ _ _ E
C) _ _ _ E R
D) _ _ _ T L E

Find the missing letter in the last circle logically in the given below picture.

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?”

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