Sherlock breaks into a crime scene. The victim is the owner who is slumped dead on a chair and have a bullet hole in his head. A gun lies on the floor and a cassette recorder is found on the table. On pressing the play button, Sherlock hears the message 'I have committed sins in my life and now I offer my soul to the great Lord' and followed a gunshot Sherlock smiles and informed the police that's its a murder.

Why did he think so?

Which number should replace the question mark?

What is more useful when it is broken?

What has lots of eyes, but can’t see?

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

Solve below rebus puzzle?

I look flat, but I am deep. Hidden realms I shelter. Lives I take, but the food I offer. At times I am beautiful. I can be calm, angry, and turbulent. I have no heart but offer pleasure as well as death. No man can own me, yet I encompass what all men must have. What am I?

In which direction should the missing arrow point?

What is the last thing you take off before bed?

What can run but never walk, have a mouth that never speaks, have a head that never weeps, and have a bed but never sleeps?