Lemon in a bag

Three children find some lemons in a bag.
› The first one takes a half, plus half a lemon.
› The second takes the remained half, plus half a lemon.
› The third takes half of the remained, plus half a lemon.
Eventually, only 1 lemon remains that the children give to their teacher.
How many lemons were in the bag?

Discover the answer throughout the website. We give you a clue: if the lemons had been squeezed, we would have 45 tablespoons of Limmi.