If eleven plus two equals one, what does nine plus five equal?

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

What kind of storm is always in a rush?

In front of you, there are 9 coins. They all look absolutely identical, but one of the coins is fake. However, you know that the fake coin is lighter than the rest, and in front of you is a balance scale. What is the least number of weightings you can use to find the counterfeit coin?

Whats the next number in the below number sequence pattern.

1. How can we put an elephant in the refrigerator?
2. How can we put a Giraffe in a refrigerator?
3. The king of the jungle invites all the animals to a party everyone comes except for one animal, which animal?
4. You come to a crocodile-infested lake, you can't go around it, you can't co under it and you can't go over it, how do you get across?

Nine marbles are arranged in the image below. Can you slide two marbles to form a square?

Can you replace the question mark with the correct number?

Replace the question mark with the correct number.

Eight of us go fourth, not back, to protect our king from an attack. What are we?