Which is heavier: a ton of bricks or a ton of feathers?

What word does this rebus represent?

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I am a seven-letter word but if you remove four of my letters I will have one left. What word am I?

There is a place where if I stand up straight, I will still be considered sideways.

A worker is to perform work for you for seven straight days. In return for his work, you will pay him 1/7th of a bar of gold per day. The worker requires a daily payment of 1/7th of the bar of gold. What and where are the fewest number of cuts to the bar of gold that will allow you to pay him 1/7th each day?

Chef Andrea has to light the kitchen stoves to open her restaurant for the day. There are three stoves in the kitchen: A glass stove, a brick stove, and a wood stove. She only has one match. Which does she light up first?

A mother is 21 years older than her child. In exactly 6 years from now, the mother will be exactly 5 times as old as the child.
Where's the father?

A man had five children. He had $100 with him to give to his children. He decided to start with the youngest child and then give $2 more than each younger child to his next elder child.

For example, if he gives $x to the youngest child, he will give $(x+2) to the next one, $[(x+2) + 2] to the next one and so on.

Can you find out how much did the youngest one receive?

A man and a dog were going down the street. The man rode, yet walked. What was the dog’s name?

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

What Am I?