Question

what percent of 1 hour is 36 sec?

Answer 1

$$\begin{gathered} 1\mathrm{h}=60\times 60=3600\mathrm{s} \\ \mathrm{Required}\mathrm{percent}=\frac{36}{60\times 60}\times 100\%=1\% \\ \mathrm{Therefore},36\mathrm{s}\mathrm{is}1\%\mathrm{of}1\mathrm{h}. \end{gathered}$$