Identify the hidden meaning behind this picture?

What does an Island and the letter T have in common?

A mathematician couple was having a Frappuccino in Starbucks sitting opposite to each other. Suddenly the guy noticed the text written on the paper in front of them and exclaimed that it was wrong. The girl denied it and said it is appropriate. Both are correct. What is written on the paper?

A man and a dog were going down the street. The man rode, yet walked. What was the dog’s name?

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?

If in a car race, the man who came two places in front of the last man finished one ahead of the man who came fifth, how many contestants were there?

Who can jump higher than a Mountain?

Can you find out which options fits best with the missing column?

Can you find the 09 errors in the picture below?

If,
29 - 1 = 30
9 - 1 = 10
14 - 1 = 15

Based on similar logic, Can you prove that the below algebraic equation is true?
11 - 1 = 10 ?