What mathematical symbol can be put between 5 and 9, to get a number bigger than 5 and smaller than 9?

The square root of number 121 is "11". What is the square root of the number "12345678987654321."?

Why do Chinese men eat more rice than Japanese men do ?

There is so small cabin inside a deep forest.
All the forest burned out to worst possible but the inside of the cabin is still the same.
However all the person inside the cabin die.

How come ?

You have a basket containing ten apples. You have ten friends, who each desire an apple. You give each of your friends one apple.
Now all your friends have one apple each, yet there is an apple remaining in the basket.
How?

How can you tell a raw egg from a hard-boiled egg?

If in a car race, the man who came two places in front of the last man finished one ahead of the man who came fifth, how many contestants were there?

How many cubic feet of dirt are in a hole of one foot deep, three feet long, and two feet wide?

Which is the rope you never skip with?

On the dull night when the blonde was dozing, she heard an odd clamour and she saw that there was a bizarre man with a gun simply outside her home. So she raced to the telephone to call the police, however, she can't dial 911. Why?