Which is heavier: a ton of bricks or a ton of feathers?

What seven-letter word has hundreds of letters in it?

What does this rebus mean?

O
N
C
E
TIME

Can you move 2 matchsticks to form four equal sized squares.

Why did Navjot Singh Sidhu put the new January calendar in the freezer

In the attached figure, you can see a chessboard and two rooks placed on the chess board. What you have to find is the number of squares that do not contain the rooks. How many are there?

Can you find the odd number in the following five choices?

1) 482636
2) 259807
3) 865195
4) 104739
5) 391744

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

A train full of passengers goes through a tunnel. When the train comes out from the other end, there is no single person on the train.

How did it happen?

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?