Ned Robinson buys a microwave for $149.99.
A microwave cart for $119.95.
A microwave cookware for $19.95.
tax rate is 5.5 %
total amount =
[tex]\begin{gathered} 149.99+119.95+19.95=28.89 \\ \end{gathered}[/tex]thus 5.5% of 28.89 is,
[tex]\begin{gathered} 28.89\times\frac{5.5}{100} \\ =15.94 \end{gathered}[/tex]thus total bill is,
[tex]28.89+15.94=44.83[/tex]