doar exercitiul 4 mersi anticipat
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Răspuns:
x= nr de elevi inscrisi in scoala respectiva
x/5=36=>x=5·36=>x=180 elevi inscrisi in scoala respectiva
36:6=6 elevi de vls a5a au participat la expeditie
cmmmc(12,18)=2²·3²=36
12 elevi de vls a6a au participat la expeditie
18 elevi de vls a7a au participat la expeditie