Replace the (?) with the correct mathematical signs to make the expression equal to 59.

18 ? 12 ? 4 ? 5 = 59

What is a word made up of 4 letters, yet is also made up of 3. Sometimes is written with 9 letters, and then with 4. Rarely consists of 6, and never is written with 5.

A number can be multiplied by multiple of nine
i.e 9 18 27 36 45 ...

and the resulting number consist of only one digit.

Can you identify the number ?

What can jump higher than a building?

I am weightless, but you can see me. Put me in a bucket, and I'll make it lighter. What am I?

The cream is heavier than Milk. True or False?

There are three houses in a straight row. One is red, one is blue, and one is white. The red house is left of the middle. The blue house is right of the middle. Where's the white house?

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

How can you leave a room with two legs and return with six legs?

When it's bad luck to meet a black cat?