Question

1. Sports Authority pays $25 for a North Face jacket. They increase the price by 240% to sell it to their

customers. What is their selling price of a North Face jacket?

Answer 1

`\begin{array} \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{240\% of 25}}{\left( \cfrac{240}{100} \right)25}\implies 60~\hfill \underset{\textit{selling price}}{\stackrel{25+60}{85}}`