A new Engineering building containing 100 offices had just been completed. John was hired to paint the numbers 1 to 100 on the doors. How many times will John have to paint the number nine (9)?

James ordered a fishing rod, priced at $3.56. Unfortunately, James is an Eskimo who lives in a very remote part of Greenland and the import rules forbid any package longer than 4 feet to be imported. The fishing rod was 4 feet and 1 inch, just a little too long, so how can the fishing rod be mailed to James without breaking the rules? Ideally James would like the fishing rod to arrive in one piece!

You see me once in June, twice in November, and not at all in May. What am I?

What does this Rebus Picture mean?

I am white when I am dirty, and black when I am clean. What am I?

In 1990, a person is 15 years old. In 1995, that same person is 10 years old. How can this be?

Move four matchsticks to the below square to form three squares?

You see a mathematical expression in the picture. Can you think of a movie that this expression refers to?

Count the number of triangles in the below picture?

In a school, there are four subjects. Seventy percent of students study English, seventy five percent of students study Science, eighty five percent of students study Mathematics and eighty percent of students study Spanish.

Can you calculate the percentage of students that study all four subjects?