Răspuns :
1 = intregul
1 - 1/5 - ( 1/5 + 2/5) = 5/5 - 1/5 - 3/5 = 4/5 - 3/5 = 1/5
I zi a II -a zi
Raspuns: 1/5 = a treia zi
1 - 1/5 - ( 1/5 + 2/5) = 5/5 - 1/5 - 3/5 = 4/5 - 3/5 = 1/5
I zi a II -a zi
Raspuns: 1/5 = a treia zi