A man was going to bleach his socks because they had gotten muddy the day before. As he was pouring the bleach into the washing machine, he spilt some on the floor. He got some cleaning fluid and mopped it up with a rag. Minutes later he was dead. What killed him?

What occurs twice in a week, once in a year but never in a day?

How many pluses should we put between the digits of 987654321 to get a total of 99, and where?

If I put in one bird per cage, I have one bird too many. If I put in two bird per cage, I have one cage too many. How many cages and birds do I have?

There is something which is always coming but never arrives?

How many bricks does it take to complete a building that is 15 feet wide, 30 feet deep, and 12 feet tall made of brick?

Two batsman each on 94 runs. Seven runs needed to win in last 3 balls. Both make 100*. How?

My location can be determined by the below rebus.
So where am i ?

I organized a small get together at my home.
In the party , i have a barrel with some whiskey in it.

Suddenly Guest 1 say 'I bet this barrel of whiskey is more than half full'.
'No, it's less than half full' Guest 2 replied.

I don't have any measuring instrument and without removing whiskey from it , how can i determine which of the guest is right ?

Quickly Solve this riddle

7 - 4 + 3 * 0 + 1 = ?