91Ó°ÊÓ

Find the percent of each number mentally. $$60 \% \text { of } 55$$

Find the percent of each number mentally. $$20 \% \text { of } 105$$

On a set of architectural drawings for a new school, the scale is \(\frac{1}{2}\) inch \(=\) 9 feet. Find the actual length of each room. $$\begin{array}{|l|c|}\hline \quad \quad \quad \text { Room } & \text { Drawing Distance } \\ \hline \text { Cafeteria } & 8 \frac{1}{4} \text { inches } \\\\\hline\end{array}$$

Express each decimal or fraction as a percent. Round to the nearest tenth, if necessary. $$1.3$$

Express each decimal or fraction as a percent. Round to the nearest tenth, if necessary. $$0.008$$

Express each ratio as a fraction in simplest form. 12 roses out of 28 flowers

A skatepark is 24 yards wide by 48 yards long. Make a scale drawing of the skatepark that has a scale of \(\frac{1}{4}\) in. \(=8\) yd.

Express each percent as a fraction or mixed number in simplest form and as a decimal. $$42 \%$$

Use the percent proportion to solve each problem. Round to the nearest tenth. 36 is \(72 \%\) of what number?

Give an example of a proportional relationship. Then write an equation that describes it.