$[$The following information applies to the questions displayed below.$]$

Simon Company's year$-$end balance sheets follow.

The company's income statements for the Current Year and $1$ Year Ago, follow.

For both the Current Year and $1$ Year Ago, compute the following ratios:

$(1-$a$)$ Compute profit margin ratio for the current year and one year ago.

$(1-$b$)$ Did profit margin improve or worsen in the Current Year versus $1$ Year Ago?