( X 10) + ( X 1) = 11 €
( X 10) + ( X 1) = 38 €
( X 10) + ( X 1) = 20 €
( X 10) + ( X 1) = 43 €
( X 10) + ( X 1) = 35 €
( X 10) + ( X 1) = 67 €