A man was going to bleach his socks because they had gotten muddy the day before. As he was pouring the bleach into the washing machine, he spilt some on the floor. He got some cleaning fluid and mopped it up with a rag. Minutes later he was dead. What killed him?

A father's child, a mother's child, yet no one's son.

Who am I?

What number should come in place of the question mark below?

When we see 2 but call 10?

How many sides does a circle have?

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

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?

Which is the correct shadow of the bird?

Why Aeroplane windows are round?

I am a type of word that is spelt incorrectly or used differently, on purpose for humour. What am I?
Hint 1: You can find me in a joke.
Hint 2: I am a play on words.