A man and a dog were going down the street. The man rode, yet walked. What was the dog’s name?

What is the next number in this series?

4,12,84,3612....

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

How can you take 2 from 5 and leave 4?

Luis Garavito killed Density x Volume.

Who is Luis Garavito ?

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

A boy was at a carnival and went to a booth where a man said to the boy, "If I write your exact weight on this piece of paper then you have to give me $50, but if I cannot, I will pay you $50." The boy looked around and saw no scale so he agrees, thinking no matter what the carny writes he'll just say he weighs more or less. In the end the boy ended up paying the man $50. How did the man win the bet?

What can you catch but never throw?

Use the digits from 1 up to 9 and make 100.

Follow the rules.
=> Each digit should be used only once.
=> You can only use addition.
=> For making a number, two single digits can be combined (for example, 4 and 2 can be combined to form 42 or 24)
=> A fraction can also be made by combining the two single digits (for example, 4 and 2 can be combined to form 4/2 or 2/4)

Question: how can we do this?

There is a brick of gold and a brick of iron in a boat (both 10-inch blocks), if they are both dropped into the water which will make the water level higher?