An octopus has 8 legs. A hippogriff has 6 legs and 2 pairs of wings. A sphinx has 6 legs and one pair of wings. Now we have all 3 kinds and a total of 18 insects in a cage. We have a total of 118 legs and 20 pairs of wings. How many insects do we have of each kind?

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

I always drive my customer away.

Who am I?

Pronounced as 1 letter, And written with 3, 2 letters there are, and 2 only in me. I’m double, I’m single, I’m black blue and grey, I’m read from both ends, and the same either way. What am I?

What is the Surname of Barbie Doll?

When I got four, I have it none.
When I got two, I have it some.
When I got none, I have it all.

What is it?

Can you convert the number zero(0) into a positive number using just one mathematical operator ?

Count the number of triangles in the picture below:

A man was driving a black truck. His lights were not on. The moon was not out. A lady was crossing the street. How did the man see her?

With the help clues provided in the image, can you find the 5 digit key?