Question

Need help please i mean i get it but dont understand it?

Answer 1

Answer: 19

Explanation:

We know that
`.\overline{6}=2/3`, so
`.0\overline{6}=2/30 = 1/15`

Meaning we have
`3.1+1/15 = (31)/(10)+(1)/(15)=(31(3)+1(2))/(30)=(95)/(30)=(19)/(6)`