Find The Next Number in the series:

12 13 15 17 111 113 117 119 123 ?

I am a seven-letter word but if you remove four of my letters I will have one left. What word am I?

In a football game, Christina defeated Teresa by 2 - 0 but no man from either side scored. How can this be possible?

I am first found in caves, now prolific online; I am a depiction, a drawing, a symbol, or sign. I will convey whichever mood you could wish; or for that matter, a fist, flask, or fish. What am I?

A person is found murdered in his Chamber. When the crime scene is investigated, the Investigator find out that there is a calendar on which the victim has written a few numbers with his blood. The numbers are 4, 11, 11 and 4.

There are four suspects in the murder, John, Jacob, Anna and Lee. Can you find out who is the murderer?

Which wheel of car does not rotate when you turn your car right?

What mathematical symbol can be put between 5 and 9, to get a number bigger than 5 and smaller than 9?

Jenifer and Jesica are having a conversation.

Jenifer: I am definitely not over 30.
Jesica: I am 28 and you are surely 5 years older to me at least.
Jenifer: No, you are at least 29.

You are told that both of them are lying throughout in the conversation. Can you find their respective ages?

Rahul decided to meet Simran so he boards a local train from Bombay station. Just after the station, there is a 1km long tunnel. The train starts and is now accelerating. Rahul is a claustrophobic guy, so what is the best position for him to sit?

What is the fewest number of coins that would be required in order to make sure each and every coin touches exactly three other coins?