Answer :
[tex]85\%\ \ \ of\ \ \ number\ \ x \ \ \ is\ \ \ 20\\\\
85\%=\frac{85}{100}=0,85\\\\
85\%*x=20\\\\
0,85*x=20\ \ \ \ |divide\ by\ 0,85\\\\
x=23,5\\\\
20\ is\ 85\%\ of\ number\ 23,5.[/tex]
1,176470588235294--------5%
23,52941176470588--------100%
but if i were you were approximate it and get 23,53
23,52941176470588--------100%
but if i were you were approximate it and get 23,53