Decode this picture on T-Shirt and tell what it says ?

In the figure, you can see nine stars. What you have to do is connect all of them by using just four line and without lifting your hand i.e. in a continuous flow.

A horse was tied to a rope 5 meters long and the horses food was 15 meters away from the horse. How did the horse reach the food?

You have a three-gallon and a five-gallon measuring device. You wish to measure out four gallons.

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

When I got four, I have it none.
When I got two, I have it some.
When I got none, I have it all.

What is it?

A Scientist was fifty years old in the year 2000 but he was forty years old in the year 2010. How can this be possible?

PS: It has a logical answer.

Is the statement valid that it does not matter how much older a sibling is, eventually the younger one will be half as old as the older one?

I know a country, If you remove the last alphabet of its name, it will become a part of your body. Do you name it?

What does this rebus puzzle means ?