Can you find a rabbit in the given picture?

While preparing the table for dinner, wife came up with an idea to tease his mathematician husband. She asked her husband to pick nine toothpicks and make ten without breaking any toothpick.

The husband was also smart and did it within seconds. How ?

Using four sevens (7) and a one (1) create the number 100. Except for the five numerals, you can use the usual mathematical operations (+, -, x, :), root and brackets ()

Replace the question mark with the number below given a simple math problem.

Take away the whole and some still remain. What is it?

Luis Garavito killed Density x Volume.

Who is Luis Garavito ?

Complete the table series riddle by finding the number that can replace "??".

A mile-long train is moving at sixty miles an hour when it reaches a mile-long tunnel. How long does it take the entire train to pass through the tunnel?

How can you spell "White of an egg" in one word?
Hint: I know you can spell coke, poke, and joke.

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