I am an odd number. Take away a letter and I become even. What number am I?

Using eight eights and addition only, can you make 1000?

Paul's height is six feet, he's an assistant at a butcher's shop and wears size 9 shoes. What does he weigh?

You board a train. The train will have to enter a tunnel soon. You are claustrophobic. Which place is the best for you to sit?

Before Mount Everest was discovered, what was the highest mountain in the world?

A woman lives in a skyscraper thirty-six floors high and is served by several elevators which stop at each floor going up and down. Each morning she leaves her apartment and goes to one of the elevators. Whichever one she takes is three times more likely to be going up than down. Why?

Count the number of triangles in the given picture.

What number do you get when you multiply all of the numbers on a telephone's number pad?

As a whole I am both
safe and secure.

Behead me and I become
a place of meeting.

Behead me again and I am
the partner of ready.

Restore me, and I become
the domain of beasts.

What am I?

Can you arrange four 9's and use at most 2 math symbols, to make the total 100?