Question

For the proportion, find the unknown number n. 9/n=0.9/3.6

Answer 1

`\begin{gathered} (9)/(n)=(0.9)/(3.6) \\ \text{cross}-mu\text{ltiplying we have} \\ 0.9n=9*3.6 \\ \Rightarrow n=(9*3.6)/(0.9) \\ \Rightarrow n=36 \end{gathered}`