How can you make number one disappear by adding something to it?

A shepherd had 18 sheep, out of which, all but ten died.

Can you tell us how many sheep was he left with?

I travel all around the world but always stay in the corner. What am I?

Can you count the number of lines in the below picture?

Four people need to cross a rickety bridge at night. Unfortunately, they have only one torch and the bridge is too dangerous to cross without one. The bridge is only strong enough to support two people at a time. Not all people take the same time to cross the bridge. Times for each person: 1 min, 2 mins, 7 mins and 10 mins. What is the shortest time needed for all four of them to cross the bridge?

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

A man in a car saw a Golden Door, Silver Door and a Bronze Door. What door did he open first?

A boy was driving a car, a girl took a lift from her. She asked his name. The boy said - my name is hidden in my car’s number, find it if you can. After this, she got down Car number was [ WV733N ] Can you guess the name now?

I shave every day, but my beard stays the same. What am I?

Known by all without exception, Forever here, for your protection, Sometimes strong, sometimes weak, Right after the night I come - hot and chic. And while millions of miles away, I always get to you, I find my way. No life around could do without me, Can you guess what I might be?