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

I make a loud sound when I’m changing. When I do change, I get bigger but weigh less. What am I?

A man hijacks an aeroplane transporting both passengers(8 of them) and valuable cargo. After taking the cargo, the man demands nine parachutes, puts one of them on, and jumps, leaving the other eight behind. Why did he want eight?

By including only four matchsticks in below picture, you have to make "Four Triangles And Two Squares"

Who is that with a neck and no head, two arms and no hands? What is it?

A professor thinks of two consecutive numbers between 1 and 10.
'A' knows the 1st number and 'B' knows the second number

A: I do not know your number.
B: Nor do I know your number.
A: Now I know.

What are the four solutions for this?

I live in a bowl. I can swim. I have a tail. I also have fins and big eyes. What am I?

I am an eight letter word and I am a computer terminology.
The second, third and fourth letters make an animal.
The fourth, fifth, sixth, seventh and eighth letters make a weapon.
The first, second, third and fourth letters can be taken as an outcome of any exam.
The fifth, sixth, seventh and eighth letter combine to form a high end typing software.

Can you tell who am I ?

What is 3/7 chicken, 2/3 cat and 2/4 goat?

Identify the hidden meaning behind this picture?