In the attached figure, you can see a chessboard and two rooks placed on the chess board. What you have to find is the number of squares that do not contain the rooks. How many are there?

What number should come in place of the question mark below?

I throw two dice simultaneously.

What is the probability of getting a sum as 9 of the two numbers shown?

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?

John left on a horse on Thursday , was gone for two days, and came back on Thursday after completing his work. How did that happen?

I shave every day, but my beard stays the same. What am I?

What number comes next in this sequence:
7 8 5 5 3 4 4 _

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?

Can you spot the man between the coffee bean in the picture below ?

My friends called me Iron59 because my parents are a chemist and a mathematician. What is my real name?