I’m light as a feather, yet the strongest person can’t hold me for five minutes. What am I?

I am a white box having no key or lid.
Yet there is a golden treasure inside it.

What Am I?

How many sides does a circle have?

Before Mount Everest was discovered, what was the highest mountain in the world?

Can you solve this picture maths equation?

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?

I’m tall when I’m young, and I’m short when I’m old. What am I?

I am a normal creature, but I have five hands. I can even have more but even then I will be considered normal.

Who am I?

You Throw The Outside, Cook The Inside
Eat The Outside, Throw The Inside.

What Is It?

You knock a Table over in the library, and suddenly 20 eyes are looking at you.