There's one "sport" in which neither the spectators nor the participants know the score or the leader until the contest ends.

What is it?

What work can one never finish?

What has many keys but can’t open a single lock?

What 5-letter word typed in all capital letters can be read the same upside down?

The person who makes it has no need for it; the person who buys it has no use for it. The person who uses it can neither see nor feel it. What is it?

Paul's height is six feet, he's an assistant at a butcher's shop and wears size 9 shoes. What does he weigh?

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?

What jumps when it walks and sits when it stands?

What is the below Rebus indicate?

A beggar on the street can make one cigarette out of every 6 cigarette butts he finds. After one whole day of searching and checking public ashtrays the beggar finds a total of 72 cigarette butts. How many cigarettes can he make and smoke from the butts he found?