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

Doctor Alex and a bus driver John are both in love with the same woman named Olivia. The bus driver need to go for a long trip of 10 days, Before he left he gave Olivia 10 apples.

In the given figure, you can see that four match sticks are used to form a square. Can you form five squares by using six matches?

There are two candles. Both will only burn exactly for an hour. How will you use these two candles to measure forty-five minutes?

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.

My friends called me Iron59 because my parents are a chemist and a mathematician. What is my real name?

What does below Rebus say?

XLR8

Which word does the below Plexor means ?

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

You can see it everyday, But cannot touch it at will. What is it?