Can you replace the question mark with the correct number?

How many words can a pen with half refill write?

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?

Can you think of a smallest +ve number such that if we shuffle the digits of the number, the new number becomes double the original number?

A man stands on one side of a river, his dog on the other. The man calls his dog, who immediately crosses the river without getting wet and without using a bridge or a boat. How did the dog do it?

A Child was born in Lahore, Pakistan.

Still child is not a Pakistani citizen.why ?

What word is identified by the below rebus?

Your Your Your Your Your
Your Your Your Your Your

Can you divide the below-given shape into four equal and identical pieces?

Until it is measured, not known. Yet how you miss it when it has gone. What is it?

What you cannot hold but it is yours?