Find The Next Number in this series.
1, 2, 6, 42, 1806 ?

A man and a dog were going down the street. The man rode, yet walked. What was the dog’s name?

As you can see that fifteen matches have been used to form an arrangement. What you have to do is remove any six of them to make them ten.

I have eight fingers and two thumbs but I do not live. What Am I?

Jack was having a candle light dinner with his girlfriend. Suddenly a cold gush of wind entered through the open window and three of the ten candles were extinguished. Assuming that none of the other candles were extinguished.

How many candles are they left with in the end ?

Railroad Crossing, look out for the cars. Can you spell that, without any R's ?

Replace the letters of words with a number so that the below equation holds true

BASE +
BALL
---------
GAMES
----------

There is one four-digit whole number n, such that the last four digits of n2 are the original number n

What is the riddle which can be asked all day with a different correct answer each time.

A non-stop marathon is the shared favourite sport of three brothers.

*The oldest one is fat and short and trudges slowly on.
*The middle brother's tall and slim and keeps a steady pace.
*The youngest runs just like the wind, speeding through the race.

"He is young in years, we let him run!" the other two brothers explained, "'because though he is surely number one, he is second, in a way." Why is it?