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?

This is a most unusual paragraph. How quickly can you find out what is so unusual about it? It looks so ordinary, you'd think nothing was wrong with it. Actually, nothing IS wrong with it. But it is not as ordinary as you might think. If you think about it for a bit, you will find out why it is truly so unusual. So what is it? What is so unordinary about this paragraph?

Find the next number in the series below

21 32 54 87 131 ?

Can you make four (4) nines (9) equal 100?

Out of the nine cats that you can see in the picture, there are only two that are completely identical. Can you find them out?

Can you replace the question mark with the correct number?

My friends called me Iron59 because my parents are a chemist and a mathematician. What is my real name?

The ages of a father and son add up to 66.
The father's age is the son's age reversed.
How old could they be?
(3 possible solutions).

What Does this text mean:

important=important

Find three whole, positive numbers that have the same answer when multiplied together as when added together.