Find The Next Number in the series:

12 13 15 17 111 113 117 119 123 ?

If I put in one bird per cage, I have one bird too many. If I put in two bird per cage, I have one cage too many. How many cages and birds do I have?

Identify the 10 differences between the two given pictures.

You have a three-gallon and a five-gallon measuring device. You wish to measure out four gallons.

A beggar on the street can make one cigarette out of every 6 cigarette butts he finds. After one whole day of searching and checking public ashtrays the beggar finds a total of 72 cigarette butts. How many cigarettes can he make and smoke from the butts he found?

A hen, a dog, and a cat are stolen. Three suspects are arrested named Robin, Steve, and Tim. The police are sure that all of them stole one of the animals but they don't know who stole which animal.

Sherlock Holmes is appointed to identify and is provided with the following statements from the investigation.

Robin - Tim stole the hen
Steve - Tim stole the dog
Tim - Both Robin and Steve are lying. I neither stole a hen nor a dog.

Sherlock is somehow able to deduce that the man who stole the cat is telling a lie and the man who stole the hen is telling truth.

Can you help him find out who stole which animal?

How many triangles can you find in this given picture?

Do you know who was buried in John's tomb?

What can you hold in your right hand, but never in your left hand?

John killed hundreds of people mercilessly and yet the police were not able to put her behind the bars. Why?