What four weights can be used to balance from 1 to 30 pounds?

Yesterday I fell from 30 feet high ladder but I don't get hurt. Why?

There was a competition where the contestants had to hold something. At the end of the event, the winner was a person who had no hands or feet. What was it that the contestants had to hold?

A word I know,
Six letters contain,
Subtract just one,
And twelve is what remains.

A man is approaching a broad and barren land. He has a package with him. If somehow, he is unable to open the package before reaching the land, he will die.

Can you guess what is present in the package?

When I go in I might cause pain. I cause you to spit and ask you not to swallow. I can fill your hole. What am I?

The measurement of time, That can't be found on a clock, But can be looked upon on a map.

Who is He ?

During an interview, the interviewer ordered hot coffee for the candidate to relieve the stress. The coffee was kept before him. After a minute, the interviewer asked him, 'What is before you?' He replied 'Tea'.

The candidate was selected immediately. Why?

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 a shop where written:
Buy 1 for $1
10 for $2
100 for $3
I needed 999 and still only paid $3. How could this be financially viable for the shop-keeper?