Can you solve the tricky chess rebus puzzle below by ciphering the hidden meaning?

How many words can a quill made with the feather of a pigeon write with a 100ml bottle of black ink?

What number comes next in this sequence:
7 8 5 5 3 4 4 _

If you say my name, I will no longer exist. What am I?

John enters a small room. The Door Closes.
When the door opens, John is in a larger room.

Explain?

Can you find out the next digit in the following series ?

0, 0, 1, 3, 2, 6, 3, 9, 4, 12, 5, ?

With the help clues provided in the image, can you find the 5 digit key?

1 + 9 + 8 = ?
considering, 28 + 8 + 92 = 10

Which three-digit number, made of consecutive digits, like 567, is 2 less than a cube and 2 more than a square?

Kohli and Dhoni decided to have a paintball match.
Kohli told Dhoni, "Sir it is not right as you got thrice the paintballs I have".

Dhoni instantly gives Kohli 10 hit paintballs.
Kohli replied, "Sir, I believe you still have twice the paintballs than I have".

Dhoni gives "?" more paintballs to Kohli.
Kohli replied, "Sir it is even now, Let us have a match".

What is "?".