I have 50 feet long of cloth, I need to create 50 handkerchiefs each size of 1 foot. I take one minute to cut a 1-foot handkerchief. So how long will it take to cut 50 handkerchiefs?

If you say my name, I will no longer exist. What am I?

The person who makes it has no need for it. He who purchases it does not use it. The person who does use it does not know they are. What is it?

Why is the Hole below a Lock?

I am the beginning of the end, and the end of time and space. I am essential to creation, and I surround every place. What am I?

There's one "sport" in which neither the spectators nor the participants know the score or the leader until the contest ends.

What is it?

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

What Am I?

I am eight letters long - "12345678"
My 1234 is an atmospheric condition.
My 34567 supports a plant.
My 4567 is too appropriate.
My 45 is a friendly thank-you.
My 678 is a man's name.

What word am I?

Take one out and scratch my head, I am now black but once was red. What am I?

How can you make the following equation true by drawing only one straight line: 5+5+5=550 ?