marian ,mama si tata are impreuna 84 de mere,mama are de 2 ori mai mult decat marian ,iar tata de 3 ori decat marian.
aflati cate mere are fiecare.
Marian |----|}
mama |----|----|}84
tata |----|----|----| }
84:6=14 mere marian
14x2=28mere mama
14x3=42mere tata
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