Question

7.Media aritmetica a trei numere este 75.Calculati suma numerelor.

Answer 1

$\text{Media aritmetica} = \frac{a+b+c}{3} \\ \\ 75= \frac{a+b+c}{3} \\ \\ a+b+c=75 \times 3 \\ a+b+c=225$

Answer 2

[tex]ma =75= \frac{(a+b+c)}{3} =\ \textgreater \ (a+b+c)=75*3 (a+b+c)=225[/tex]