What can you catch but never throw?

What is full of holes but still holds water?

It has horns but can’t beep. It is like to bleat but It is not a sheep. What is it?

I went to the bookshop and spent one-half of the money that was in my purse.

When I came out, I found that I had as many cents as I had dollars and half as many dollars as I had cents when I went in. Find the money in my purse when I entered the store.

John and Jill are madly in love with each other. To remind Jill of his pure love, John wants to send her a ring by post but in their country where burglary is quite prominent, any package that is not locked comes under the risk of being stolen for the contents.

John and Jill possess many padlocks but neither one of them has the other key.

Can you find a way John can send the ring to Jill safely?

What has one eye, but can’t see?

What kind of band never plays music?

'S' refers to the number of seconds in a day and 'H' refers to the number of hours in ten years. Which quantity out of these two is greater?

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

I can be made.
I can be cracked.
I can be told.
I can be played.

Who am I?