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

Can you complete the sequence?

192, 021, 222, 324, 252, 627, 2__, 9__?

I possess a head

I flaunt a tail

But I don't have mouth or legs

Can you find out who I am?

A man is looking at a photograph of someone. His friend asks who it is. The man replies, “Brothers and sisters, I have none. But that man’s father is my father’s son.” Who was in the photograph?

In a competitive exam, each correct answer could win you 10 points and each wrong answer could lose you 5 points. You sat in the exam and answered all the 20 questions, which were given in the exam.
When you checked the result, you scored 125 marks on the test.

Can you calculate how many answers given by you were wrong?

Complete the table series riddle by finding the number that can replace "??".

what does this below rebus represent identXQQQQQME

In a jungle where there are no street lights or any other artificial source of lights, I notice a black snake crossing the road.
How did I get sight of the snake?

A patient was diagnosed with some ailment. He was given five different tablets to take at night at an interval of 15 minutes.

How long will it take the patient to consume all the five tablets?

Count the number of squares in the picture below.