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Aflati trei numere naturale consecutive care au media aritmetica 35


Răspuns :

(a+b+c):3=35
b=a+1
c=a+2
=> (a+a+1+a+2):3=35=>(3a+3):3=35=>a+1=35=>a=34=>b=35=>c=36
=>(34+35+36):3=35