ENIGMAS

ENIGMA OF MARIFRANCIS

The farmer has to crossing the river. He has to bring to the bank three things: a lettuce’s plant, a sheep and a wolf. The problem is that the bridge is very fragile and only can support the farmer’s weight and one thing that he must crossing.

The farmer has to crossing the lettuce, the sheep and the wolf in a one time, beacuse if the sheep is alone with the lettuce, the sheep will eat the lettuce. And the wolf will eat the sheep if they were alone.

How has to do the farmer to crossing the lettuce, the sheep and the wolf to the other side of the river?




ENIGMA OF MIRIAM

An electric train travels from north to south with a velocity of 80 mph, and the windy blows from south to north with a constant velocity of 160 mph.
In which direction and how fast travels the steam of the train?





ENIGMA OF ENCARNI

There are two hunters in full hunting, in absolute silence lurking of the wild beast. Suddenly, one of the hunters points to the other hunter with his loaded shotgun, after a few moments the hunter intimidated tells to the other: Thank you.
What happen?