What has to be broken before you can use it?

There are four 3-link chains. All you have to do is join them into a big 12-link chain. For joining two closed links, one of the links must be cut and placed onto the other link for closing.

How many minimum links will you have to cut to make the big chain?

When I get multiplied by any number, the sum of the figures in the product is always me. What am I?

Sharpest vision can find the lamp in the desert. Are you one of them? Test your observation skills now!

I am dry when I go inside, but wet when I am pulled outside.
The longer I am inside, the stronger I get
When I am completely out, I am wet and I literally sag
Who am I?

If I remove one from eleven it becomes Ten and if I remove one from nine also becomes Ten. How?

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?

They came out at night, without being called.
They lost at day, without being stolen.
Who are they?

John enters a small room. The Door Closes.
When the door opens, John is in a larger room.

Explain?

Fate has decided that you will only be pleased to meet me when you need me

Maybe that is why, when I am working, I start working

However annoying I may be to the regulars, the little ones are always inspired

I will always be waiting if you try to reach me

How many of you can guess my name, let me see