Two guards were on duty outside a barracks. One faced up the road to watch for anyone approaching from the North. The other looked down the road to see if anyone approached from the South. Suddenly one of them said to the other, "Why are you smiling?"

How did he know his companion was smiling?

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

What does the below rebus puzzle mean?

The picture shows the dice results in each couple of throws. If they are actually following a pattern, can you find out the missing one?

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?

Cristina was born in 1888. She just had her 30th birthday today how did that happen?

When I go in I might cause pain. I cause you to spit and ask you not to swallow. I can fill your hole. What am I?

Today, I celebrated my 32nd birthday but I was born in 1972.
How is this possible?

No one wants to have it, but if one got it, he does not want to lose it. What is It?

Complete the series by replacing "?" with the correct number.

ST ND RD TH '?'