Răspuns
Raspuns = 56 tablete
Explicație pas cu pas:
|-----7---|----7----|-----7---|-----7---|-----7---|-----7---|----7----|----7----|
|-----7---|-----7---|----7----|-----7---|
|----7----|----7----|-----7---|
Cate tablete de ciocolata amancat Maria
7x4=28 tablete
Cate teblete de ciocolata amancat fratele ei
28÷4=7 tablete
Cate tablete de ciocolata au mancat prietenele Mariei
7x3=21
Cate tablete a avut ciocolata
7x8=56 tablete