What is the below Rebus indicate?

I cannot talk, but I always reply when spoken to. What am I?

I hide my treasure in the ground, my tail is big and fluffy. If you spot me in a tree, please don’t call me scruffy. What am I?

What 4-letter word can be written forward, backward or upside down, and can still be read from left to right?

Can you find the missing letter in the sequence?
S - T - I - L - ? - T - F - Y - C

If one and a half boys, eat one and a half burgers in one and a half hours.

How many burgers can 9 boys eat in 3 hours?

You measure my life in hours
I serve you by expiring
I vanish faster when I am thin
and slower when I am thick
The wind is my energy
What am I?

If a wheel has 54 spokes, how many spaces are there between the spokes?

Find out which of the given views in the picture is accurately the top view of the given pyramid.

A sea diver is a real show-off. He showed everyone that he can hold his breath underwater for 15 minutes.

I went to the diver and told him that I can be underwater for double the time i.e 30 minutes.
He responded that he will give me 100$ if I would be able to do it. I won 100$.

What did I do?