If 5 cats catch 5 mice in 5 minutes, how long will it take one cat to catch a mouse?

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

Can you find out the total number of triangles in the given figure?

A blonde put eyeliner on her head. Why?

Andrew’s doctor gives him three pills and tells him to take one every half hour. How much time will have passed by the time Andrew’s taken all three pills?

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?

All of Jacob's shoes are red except two.
All of Jacob's shoes are green except two.
All of Jacob's shoes are yellow except two.

How many shoes does Jacob have?

Can you name an animal whose killing cannot be performed without spilling your own blood?

If nine thousand, nine hundred nine dollars is written as $9,909,
how should twelve thousand, twelve hundred twelve dollars be written?

I look at you, you look at me I raise my right, you raise your left. What am I?