Find out the missing number in the picture attached:

With the help clues provided in the image, can you find the 5 digit key?

Decode this picture on T-Shirt and tell what it says ?

A man has to get a fox, a chicken, and a sack of corn across a river.

He has a rowboat, and it can only carry him and one other thing.
If the fox and the chicken are left together, the fox will eat the chicken.
If the chicken and the corn are left together, the chicken will eat the corn.

How does the man do it?

How many words can a pen with half refill write?

By removing one matchstick and adding one matchstick, can you convert the word "ZOO" to an animal name?

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.

During which month do people sleep the least?

A new Engineering building containing 100 offices had just been completed. John was hired to paint the numbers 1 to 100 on the doors. How many times will John have to paint the number nine (9)?

There are 2 people near the river and both of them want to get on the other side. The boat can only take one of them. But they got across.
How?