There are people and strange monkeys on this island, and you can not tell who is who (Edit: until you understand what they said - see below). They speak either only the truth or only lies.
Who are the following two guys?
A: B is a lying monkey. I am human.
B: A is telling the truth.

A King wants to send the diamond ring to his girlfriend securely. He got multiple locks and their corresponding keys. His girlfriend does not have any keys to these locks and if he sends the key without a lock, the key can be copied in the way. How can King send the ring to his girlfriend securely?

Open a Laptop which is password protected. Hint for the password is given as below:

1 mobile 3 books 2 Boards 1 night 4 balls 2 lighters 1 ghost 1 hat 3 watches

Which word does the below Plexor means ?

Railroad Crossing, look out for the cars. Can you spell that, without any R's ?

What is the next number in this series?

4,12,84,3612....

What number does the below three word/phrase identify and why?
1. Deck
2. Year
3. Singing in the Rain

Quickly Solve this riddle

7 - 4 + 3 * 0 + 1 = ?

If I remove one from eleven it becomes Ten and if I remove one from nine also becomes Ten. How?

A Shopkeeper sold a few chickens to four different customers on a particular day. It was such that each customer purchased half of the remaining chickens and half the chicken more.

Can you find out how many chicken were sold by the shopkeeper on that day if we tell you that the fourth customer bought a single chicken ?