Mr Black, Mr Gray, and Mr White are fighting in a truel. They each get a gun and take turns shooting at each other until only one person is left. Mr Black, who hits his shot 1/3 of the time, gets to shoot first. Mr Gray, who hits his shot 2/3 of the time, gets to shoot next, assuming he is still alive. Mr White, who hits his shot all the time, shoots next, assuming he is also alive. The cycle repeats. If you are Mr Black, where should you shoot first for the highest chance of survival?

I know a nine-letter word having only one vowel.
Do you ?

What is greater than gold but cannot be bought. it can never be sold and can earn if its sought. though it can be broken, it can still be fixed. for by birth it can't start nor by death it is ended.what am i?

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

If 5 cats catch 5 mice in 5 minutes, how long will it take one cat to catch a mouse?

What does an Island and the letter T have in common?

If six children and two dogs were under an umbrella, how come none of them got wet?

Replace the letters of words with a number so that the below equation holds true

BASE +
BALL
---------
GAMES
----------

You are driving down the road in your car on a wild, stormy night, when you pass by a bus stop and you see three people waiting for the bus

An old lady looks as if she is about to die.
An old friend who once saved your life.
The perfect partner you have been dreaming about.
Knowing that there can only be one passenger in your car, whom would you choose?

In 1990, a person is 15 years old. In 1995, that same person is 10 years old. How can this be?