You walk into a room where there are three primates held in their respective cages:
1) A lion who is eating the flesh of a goat.
2) An orangutan who is playing with blocks.
3) A donkey who is sitting idle.

Who is the most intelligent primate in the room?

Replace the question mark with the correct number in below Picture:

John is 45 years older than his son Jacob. If you find similarities between their ages, both of their ages contain prime numbers as the digits. Also, John's age is the reverse of Jacob's age.

Can you find their ages?

There are a number of books on a shelf. If one book is the 4th from the left and 6th from the right, how many books are on the shelf?

Find the combined weight of the Cat, Dog and Rabbit in the given picture.

Can you move 2 matchsticks to form four equal sized squares.

How many words can a quill made with the feather of a pigeon write with a 100ml bottle of black ink?

Which statement is true out of the following?
One statement here is false.
Two statements here are false.
Three statements here are false.

In a secret society, a buried chamber can be accessed only via a secret password. The password is seven characters long and comprises of just letters and numbers.

You find a code that can help you in cracking the password. The code says "You force heaven to be empty".

Can you deduce the password from that?

If 1+9+8=1, what is 2+8+9?