Răspuns :
[tex]ma= \frac{a+b+c+d+e}{5}= \frac{11}{4} \\ \\ a+b+c+d+e= \frac{5*11}{4}= \frac{55}{4} \\ \\ \\ \boxed{a+b+c+d+e= 13,75}[/tex]
media aritmetica:Ma
notam cele cinci numere cu a,b,c,d,e
Ma(a+b+c+d+e)/5=11/4
Ma(a+b+c+d+e)/5=2,27
a+b+c+d+e=2,75*5
a+b+c+d+e=13,75
notam cele cinci numere cu a,b,c,d,e
Ma(a+b+c+d+e)/5=11/4
Ma(a+b+c+d+e)/5=2,27
a+b+c+d+e=2,75*5
a+b+c+d+e=13,75