100.1
1) Let's solve this equation in one step:
[tex]\begin{gathered} \frac{R}{5.5}=18.2 \\ \frac{R}{5.5}\times5.5=18.2\times5.5 \\ \\ R=100.1 \end{gathered}[/tex]Note that we isolated R on the left side, by multiplying both sides by 5.5.
2)So the answer is:100.1
