A man was just doing his job when his suit was torn. Why did he die three minutes later?

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

I am a three digit number.
My tens digit is five more than my ones digit.
My hundreds digit is eight less than my tens digit.
What number am I?

Two friends decide to get together; so they start riding bikes towards each other. They plan to meet halfway. Each is riding at 6 MPH. They live 36 miles apart. One of them has a pet carrier pigeon and it starts flying the instant the friends start traveling. The pigeon flies back and forth at 18 MPH between the 2 friends until the friends meet.

How many miles does the pigeon travel?

There is something which is always coming but never arrives?

John went to meet his friend Jacob, but when he was about to reach the main gate, John notices that Jacob had a mighty dog who was fastened to the tree. The chain is long enough that it allows the dog to reach the main gate.

How can the John reach the main gate?

Can you think of a smallest +ve number such that if we shuffle the digits of the number, the new number becomes double the original number?

When does a USA Potato change its nationality?

In the four images below, can you find the odd one out?

It belongs to you, but other people use it more than you do. What is it?