What does the below rebus riddle means?

What is red and smells like blue paint?

Suppose that you are trapped on the surface of a frozen lake. The surface is so smooth and ideal that there is no friction at all. You cant make any grip on the ice and no wind is blowing to help you out. You have just a mobile phone with you which has got no reception disabling you to call for help.

How will you plan your escape before you freeze to death on the frozen lake?

John can fit six large chocolate boxes or nine small chocolate boxes into a carton. How many cartons will he require to put sixty-six chocolate boxes into?

13 decks of cards have been mixed. What is the minimum number of cards that must be taken out from the above-mixed cards to guarantee at least one 'four of a kind?

Always in you, Sometimes on you;

If I surround you, I can kill you.

What am I?

Name a key which is hardest to turn.

If we tell you that there is a relation between the numbers and letters in the given figure, can you analyze it and find the missing letter in the last box?

In 1990, a person is 15 years old. In 1995, that same person is 10 years old. How can this be?

I am the beginning of everything, the end of everywhere. I'm the beginning of eternity, the end of time and space. What am I?