How can you make number one disappear by adding something to it?

A man was just doing his job when his suit was torn. Why did he die three minutes later?

What Time Should the last watch show in the below figure?

What has lots of eyes, but can’t see?

A pond had 60 fish, out of which, all but 20 died.
How many fishes are now present in that pond?

You can win me and lose me but never buy me
You can not eat me and never want to part with me
I can make you cry or bring you joy
I am not a machine and definitely not a toy
You keep me but i am not forever just yours
You might find me in a case or on a shelf next to a vase
I am hard and i am tall if you bump me i am sure to fall
I am made of different materials and am at many events
If your lucky and fight hard I might be yours
What am I ?

What does this say?

XLR8

What three numbers, none of which is zero, give the same result whether they’re added or multiplied?

Prove that twice of ten is the same as twice of eleven.

What has a ring but no finger?