Question

The state of Alaska is the largest state in the United States and has a surface area of approximately 588,000 square miles. The state of Arizona has a surface area that is approximately 19.4% of the surface area of Alaska. What is the approximate surface area of the state of Arizona?

Answer 1

$\bf \begin{array}{|c|ll} \cline{1-1} \textit{a\% of b}\\ \cline{1-1} \\ \left( \cfrac{a}{100} \right)\cdot b \\\\ \cline{1-1} \end{array}~\hspace{5em}\stackrel{\textit{19.4\% of 588,000}}{\left( \cfrac{19.4}{100} \right)588,000}\implies 114,072$