Question

The sales tax in your city is 4.4% and an item costs $3 before tax. How much tax would you pay on that item?

Answer 1

`\bf \begin{array}c \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{4.4\% of 3}}{\left( \cfrac{4.4}{100} \right)3}\implies 0.132`