A kind heart person buy packed food at 3$/packet from United states and sells them at 1$/packet at Africa. After some time he becomes a millionaire.

How come the guy become millionaire ?

It was a dark stormy night and a couple were in a car driving madly to a city. The car broke down and the husband had to go get help from someone who spoke his language. He was afraid to leave his wife alone in the car so he locked the car before leaving. When he came back, the car was in the same state as he had left it but his wife was dead, there was blood on the floor and there was a stranger in the car. What happened?

Name one eight-letter word with 'kst' in the middle, 'in' the beginning, 'and' at the end.?

During which month do people sleep the least?

A car is crossing a 20 km-long bridge. The bridge can support at most 1500kg of weight over it. If somehow, the weight on the bridge becomes more than that, it will break.

Now, the weight of the car is exactly 1500kg. At the midway, a bird comes and sits on the roof of the car. This bird weighs exactly 200 grams.
Can you tell if the bridge breaks at this point or not?

What number does the below three word/phrase identify and why?
1. Deck
2. Year
3. Singing in the Rain

Where do fish keep their money?

I have an eye but still cannot see.

Who am I?

Can you start the fire using two pieces of wood?

I have cities, but no houses. I have mountains, but no trees. I have water, but no fish. What am I?