A crime was committed at baker street. Ibrahim Dakota who was shot in the stomach was the main suspect. Sherlock questioned the suspect. The conversation started as:
Sherlock: What's your story, Ibrahim?
Ibrahim: I was walking around baker street and suddenly a man from the back shot me. I ran as fast as I could to save my life".
Sherlock: That is enough (and ask the police to arrest him).

Why does Sherlock think he is the murderer?

If an electric train is travelling south, then which way is the smoke going?

What building has the most stories?

A man says, "Brothers and sisters, have I none, but that man's father is my father's son." Who is that man?

Solve the puzzle by telling what does below picture means.

A mathematics teacher took exams for his students. Out of the total students, 25% passed both the tests included in the exam. However, only 42% were able to clear the first test.

Can you find out the percentage of those students who passed the first test and also passed the second test?

John named his first son Alpha, second Beta, third Charlie and fourth Delta. What is the fifth son's name?

Who has married many women but was never married?

Can you solve the maths in the below-given picture equation?

I had an infinite supply of water and 5 litres and 3 litres jars.

How would you measure exactly 4 litres in the least number of steps?