Răspuns:
8
Explicație pas cu pas:
[tex]0,1(6)=\frac{16-1}{90} =\frac{15}{90} =\frac{1}{6} \\(\frac{1}{6}+\frac{21}{2} )*\frac{3}{4} =(\frac{1}{6}+\frac{21*3}{2*3} )* \frac{3}{4} =(\frac{1}{6}+\frac{63}{6} )* \frac{3}{4} =\frac{64}{6}* \frac{3}{4} =\frac{16}{2}=8[/tex]