Prince Albert Canning PLC had a net loss of $34,782$ on sales of $502,162.$

a$.$ What was the company's profit margin?

Note: A negative answer should be indicated by a minus sign. Do not round intermediate calculations and enter your answer as a percent rounded to $2$ decimal places, e$.$g$.,32\mathrm{.}16.$

b$.$ In dollars, sales were $$708,266.$ What was the net loss in dollars?

Note: A negative answer should be indicated by a minus sign. Do not round intermediate calculations and round your answer to $2$ decimal places, e$.$g$.,32\mathrm{.}16.$

$\backslash$table$[[$a$.$ Profit margin,$],[$b$.$ Net income$/$Loss$,]]$