What does this below rebus puzzle mean?

I am lying and I always lie. Tell me whether I am lying or telling the truth.

What does the rebus below mean?

TEN BADTION

Suppose we lay down two cups in front of you. One of the cups is filled with tea and the other one with coffee. Now we ask you to take a spoonful of tea and mix it with the coffee. At this moment, the coffee cup has a mixture of tea and coffee. You have to take that mixture (spoonful) and add it back to the tea.

Can you now tell if the cup of coffee has more tea or the cup of tea has more coffee?

A woman shoots her husband.

Then she holds him under water for over 5 minutes.

Finally, she hangs him.

But 5 minutes later they both go out together and enjoy a wonderful dinner together.

How can this be?

When you say goodbye, I am what you need to tie.
I come as a couple and go wherever you run.
Who am I?

How many letters are in the alphabet?

At a Society election for president, precisely 963 votes were cast.
There is a total of 4 candidates that participate in the election.

The winning candidate exceeds the opponents by 53, 79 and 105 votes.

How many votes do each candidate gets?

What is the word or phrase?

I’m tall when I’m young, and I’m short when I’m old. What am I?