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

It's pretty hard to give up.
If you remove a part of it, you will be left with a bit.
Even if you remove another part, the bit still remains.
Remove one more and it still remains.

What is it?

Speaking of rivers, a man calls his dog from the opposite side of the river. The dog crosses the river without getting wet, and without using a bridge or boat. How?

What does Alexander the Great and Winnie the Pooh have in common?

Which number should replace the question mark?

You are playing a game with your friend Jack. There are digits from 1 to 9. You both will take turn erasing one digit and adding it to your score. The first one to score 15 points will win the game.

Would you want to play first or second?

PS: The sum should be exactly 15.

Which point will the car reach to go out?

I am the fastest animal but cannot climb the tree. What am I?

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

Buy me, smell me or deliver me, I do not change.

Who am I?