How many points are there on the globe where, by walking one mile south, then one mile east and then one mile north, you would reach the place where you started?

Look at this sequence from top to bottom. What is the next number in the sequence?
1
11
21
1211
111221
312211

A few friends are enjoying their sea voyage in a boat full of apples. On the way, they felt hungry and thus decided to eat the apples. Together, they ate two dozen of apples. When they have eaten the apples, will there be any change in the water level?

I have cities, but no houses. I have mountains, but no trees. I have water, but no fish. What am I?

A mules travels the same distance daily.
I noticed that two of his legs travels 10km and the remaining two travels 12km.
Obviously two mules legs cannot be a 2km ahead of the other 2.

The mules is perfectly normal. So how come this be true ?

What does it mean?

You are on a Boat in the mid of a river. You have two cigarettes with you. One of these two you have to light, how will you light the cigarette?

What is the next shape from answers A, B, C, and D figure?

Can you start the fire using two pieces of wood?

There is something which is always coming but never arrives?